Home / 932,505.63-1,398,758.45-301,419.45

Finding the Fourth Proportional to 932,505.63, 1,398,758.45 and 301,419.45

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Solution

The fourth proportional to 932,505.63, 1,398,758.45 and 301,419.45 is: 452,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,505.63 : 1,398,758.45 = 301,419.45 : x
  2. Step 2: Convert to fraction form
    932,505.63/1,398,758.45 = 301,419.45/x
  3. Step 3: Cross multiply
    932,505.63x = 1,398,758.45 × 301,419.45
  4. Step 4: Simplify right side
    932,505.63x = 421,613,002,681.85
  5. Step 5: Solve for x
    x = 421,613,002,681.85/932,505.63
  6. Step 6: Final answer
    x = 452,129.18

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.