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Finding the Fourth Proportional to 575,029.17, 793,545.66 and 316,915.52

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Solution

The fourth proportional to 575,029.17, 793,545.66 and 316,915.52 is: 437,346.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,029.17 : 793,545.66 = 316,915.52 : x
  2. Step 2: Convert to fraction form
    575,029.17/793,545.66 = 316,915.52/x
  3. Step 3: Cross multiply
    575,029.17x = 793,545.66 × 316,915.52
  4. Step 4: Simplify right side
    575,029.17x = 251,486,931,514.92
  5. Step 5: Solve for x
    x = 251,486,931,514.92/575,029.17
  6. Step 6: Final answer
    x = 437,346.39

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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.