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Finding the Fourth Proportional to 517,673.55, 775,856.05 and 233,061.02

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Solution

The fourth proportional to 517,673.55, 775,856.05 and 233,061.02 is: 349,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,673.55 : 775,856.05 = 233,061.02 : x
  2. Step 2: Convert to fraction form
    517,673.55/775,856.05 = 233,061.02/x
  3. Step 3: Cross multiply
    517,673.55x = 775,856.05 × 233,061.02
  4. Step 4: Simplify right side
    517,673.55x = 180,821,802,386.17
  5. Step 5: Solve for x
    x = 180,821,802,386.17/517,673.55
  6. Step 6: Final answer
    x = 349,296.97

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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.