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Finding the Fourth Proportional to 568,035.40, 852,053.10 and 168,737.80

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Solution

The fourth proportional to 568,035.40, 852,053.10 and 168,737.80 is: 253,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,035.40 : 852,053.10 = 168,737.80 : x
  2. Step 2: Convert to fraction form
    568,035.40/852,053.10 = 168,737.80/x
  3. Step 3: Cross multiply
    568,035.40x = 852,053.10 × 168,737.80
  4. Step 4: Simplify right side
    568,035.40x = 143,773,565,577.18
  5. Step 5: Solve for x
    x = 143,773,565,577.18/568,035.40
  6. Step 6: Final answer
    x = 253,106.70

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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.