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Finding the Fourth Proportional to 546,097.18, 753,601.26 and 316,695.46

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Solution

The fourth proportional to 546,097.18, 753,601.26 and 316,695.46 is: 437,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,097.18 : 753,601.26 = 316,695.46 : x
  2. Step 2: Convert to fraction form
    546,097.18/753,601.26 = 316,695.46/x
  3. Step 3: Cross multiply
    546,097.18x = 753,601.26 × 316,695.46
  4. Step 4: Simplify right side
    546,097.18x = 238,662,097,692.28
  5. Step 5: Solve for x
    x = 238,662,097,692.28/546,097.18
  6. Step 6: Final answer
    x = 437,032.28

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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.