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Finding the Fourth Proportional to 577,160.37, 865,715.95 and 563,644.71

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Solution

The fourth proportional to 577,160.37, 865,715.95 and 563,644.71 is: 845,443.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,160.37 : 865,715.95 = 563,644.71 : x
  2. Step 2: Convert to fraction form
    577,160.37/865,715.95 = 563,644.71/x
  3. Step 3: Cross multiply
    577,160.37x = 865,715.95 × 563,644.71
  4. Step 4: Simplify right side
    577,160.37x = 487,956,215,580.12
  5. Step 5: Solve for x
    x = 487,956,215,580.12/577,160.37
  6. Step 6: Final answer
    x = 845,443.04

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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.