Home / 772,613.34-1,066,203.06-433,081.60

Finding the Fourth Proportional to 772,613.34, 1,066,203.06 and 433,081.60

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Solution

The fourth proportional to 772,613.34, 1,066,203.06 and 433,081.60 is: 597,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,613.34 : 1,066,203.06 = 433,081.60 : x
  2. Step 2: Convert to fraction form
    772,613.34/1,066,203.06 = 433,081.60/x
  3. Step 3: Cross multiply
    772,613.34x = 1,066,203.06 × 433,081.60
  4. Step 4: Simplify right side
    772,613.34x = 461,752,927,149.70
  5. Step 5: Solve for x
    x = 461,752,927,149.70/772,613.34
  6. Step 6: Final answer
    x = 597,650.73

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.