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Finding the Fourth Proportional to 575,801.96, 861,931.47 and 375,691.46

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Solution

The fourth proportional to 575,801.96, 861,931.47 and 375,691.46 is: 562,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,801.96 : 861,931.47 = 375,691.46 : x
  2. Step 2: Convert to fraction form
    575,801.96/861,931.47 = 375,691.46/x
  3. Step 3: Cross multiply
    575,801.96x = 861,931.47 × 375,691.46
  4. Step 4: Simplify right side
    575,801.96x = 323,820,290,602.41
  5. Step 5: Solve for x
    x = 323,820,290,602.41/575,801.96
  6. Step 6: Final answer
    x = 562,381.36

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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.