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Finding the Fourth Proportional to 546,657.84, 754,063.05 and 425,607.39

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Solution

The fourth proportional to 546,657.84, 754,063.05 and 425,607.39 is: 587,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,657.84 : 754,063.05 = 425,607.39 : x
  2. Step 2: Convert to fraction form
    546,657.84/754,063.05 = 425,607.39/x
  3. Step 3: Cross multiply
    546,657.84x = 754,063.05 × 425,607.39
  4. Step 4: Simplify right side
    546,657.84x = 320,934,806,605.94
  5. Step 5: Solve for x
    x = 320,934,806,605.94/546,657.84
  6. Step 6: Final answer
    x = 587,085.35

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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.