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Finding the Fourth Proportional to 662,872.68, 993,925.02 and 452,764.52

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Solution

The fourth proportional to 662,872.68, 993,925.02 and 452,764.52 is: 678,884.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,872.68 : 993,925.02 = 452,764.52 : x
  2. Step 2: Convert to fraction form
    662,872.68/993,925.02 = 452,764.52/x
  3. Step 3: Cross multiply
    662,872.68x = 993,925.02 × 452,764.52
  4. Step 4: Simplify right side
    662,872.68x = 450,013,984,596.29
  5. Step 5: Solve for x
    x = 450,013,984,596.29/662,872.68
  6. Step 6: Final answer
    x = 678,884.49

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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.