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Finding the Fourth Proportional to 575,029.92, 793,546.70 and 316,916.27

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Solution

The fourth proportional to 575,029.92, 793,546.70 and 316,916.27 is: 437,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,029.92 : 793,546.70 = 316,916.27 : x
  2. Step 2: Convert to fraction form
    575,029.92/793,546.70 = 316,916.27/x
  3. Step 3: Cross multiply
    575,029.92x = 793,546.70 × 316,916.27
  4. Step 4: Simplify right side
    575,029.92x = 251,487,854,682.49
  5. Step 5: Solve for x
    x = 251,487,854,682.49/575,029.92
  6. Step 6: Final answer
    x = 437,347.42

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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.