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Finding the Fourth Proportional to 654,870.92, 901,132.98 and 547,095.56

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Solution

The fourth proportional to 654,870.92, 901,132.98 and 547,095.56 is: 752,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,870.92 : 901,132.98 = 547,095.56 : x
  2. Step 2: Convert to fraction form
    654,870.92/901,132.98 = 547,095.56/x
  3. Step 3: Cross multiply
    654,870.92x = 901,132.98 × 547,095.56
  4. Step 4: Simplify right side
    654,870.92x = 493,005,852,327.57
  5. Step 5: Solve for x
    x = 493,005,852,327.57/654,870.92
  6. Step 6: Final answer
    x = 752,829.05

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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.