Home / 772,865.73-1,066,534.13-446,167.72

Finding the Fourth Proportional to 772,865.73, 1,066,534.13 and 446,167.72

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Solution

The fourth proportional to 772,865.73, 1,066,534.13 and 446,167.72 is: 615,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,865.73 : 1,066,534.13 = 446,167.72 : x
  2. Step 2: Convert to fraction form
    772,865.73/1,066,534.13 = 446,167.72/x
  3. Step 3: Cross multiply
    772,865.73x = 1,066,534.13 × 446,167.72
  4. Step 4: Simplify right side
    772,865.73x = 475,853,101,084.28
  5. Step 5: Solve for x
    x = 475,853,101,084.28/772,865.73
  6. Step 6: Final answer
    x = 615,699.57

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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.