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Finding the Fourth Proportional to 200,410.92, 300,545.40 and 58,226.58

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Solution

The fourth proportional to 200,410.92, 300,545.40 and 58,226.58 is: 87,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,410.92 : 300,545.40 = 58,226.58 : x
  2. Step 2: Convert to fraction form
    200,410.92/300,545.40 = 58,226.58/x
  3. Step 3: Cross multiply
    200,410.92x = 300,545.40 × 58,226.58
  4. Step 4: Simplify right side
    200,410.92x = 17,499,730,776.73
  5. Step 5: Solve for x
    x = 17,499,730,776.73/200,410.92
  6. Step 6: Final answer
    x = 87,319.25

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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.