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Finding the Fourth Proportional to 598,463.63, 824,915.03 and 404,800.71

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Solution

The fourth proportional to 598,463.63, 824,915.03 and 404,800.71 is: 557,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,463.63 : 824,915.03 = 404,800.71 : x
  2. Step 2: Convert to fraction form
    598,463.63/824,915.03 = 404,800.71/x
  3. Step 3: Cross multiply
    598,463.63x = 824,915.03 × 404,800.71
  4. Step 4: Simplify right side
    598,463.63x = 333,926,189,833.67
  5. Step 5: Solve for x
    x = 333,926,189,833.67/598,463.63
  6. Step 6: Final answer
    x = 557,972.40

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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.