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Finding the Fourth Proportional to 581,133.72, 801,892.80 and 336,160.56

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Solution

The fourth proportional to 581,133.72, 801,892.80 and 336,160.56 is: 463,860.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,133.72 : 801,892.80 = 336,160.56 : x
  2. Step 2: Convert to fraction form
    581,133.72/801,892.80 = 336,160.56/x
  3. Step 3: Cross multiply
    581,133.72x = 801,892.80 × 336,160.56
  4. Step 4: Simplify right side
    581,133.72x = 269,564,732,707.97
  5. Step 5: Solve for x
    x = 269,564,732,707.97/581,133.72
  6. Step 6: Final answer
    x = 463,860.08

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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.