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Finding the Fourth Proportional to 500,148.17, 748,611.35 and 329,510.77

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Solution

The fourth proportional to 500,148.17, 748,611.35 and 329,510.77 is: 493,204.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,148.17 : 748,611.35 = 329,510.77 : x
  2. Step 2: Convert to fraction form
    500,148.17/748,611.35 = 329,510.77/x
  3. Step 3: Cross multiply
    500,148.17x = 748,611.35 × 329,510.77
  4. Step 4: Simplify right side
    500,148.17x = 246,675,506,003.68
  5. Step 5: Solve for x
    x = 246,675,506,003.68/500,148.17
  6. Step 6: Final answer
    x = 493,204.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.