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Finding the Fourth Proportional to 662,302.92, 993,463.50 and 188,988.14

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Solution

The fourth proportional to 662,302.92, 993,463.50 and 188,988.14 is: 283,484.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,302.92 : 993,463.50 = 188,988.14 : x
  2. Step 2: Convert to fraction form
    662,302.92/993,463.50 = 188,988.14/x
  3. Step 3: Cross multiply
    662,302.92x = 993,463.50 × 188,988.14
  4. Step 4: Simplify right side
    662,302.92x = 187,752,819,022.89
  5. Step 5: Solve for x
    x = 187,752,819,022.89/662,302.92
  6. Step 6: Final answer
    x = 283,484.81

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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.