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Finding the Fourth Proportional to 508,743.59, 702,132.71 and 293,885.42

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Solution

The fourth proportional to 508,743.59, 702,132.71 and 293,885.42 is: 405,600.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,743.59 : 702,132.71 = 293,885.42 : x
  2. Step 2: Convert to fraction form
    508,743.59/702,132.71 = 293,885.42/x
  3. Step 3: Cross multiply
    508,743.59x = 702,132.71 × 293,885.42
  4. Step 4: Simplify right side
    508,743.59x = 206,346,561,394.00
  5. Step 5: Solve for x
    x = 206,346,561,394.00/508,743.59
  6. Step 6: Final answer
    x = 405,600.32

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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.