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Finding the Fourth Proportional to 400,545.58, 600,403.16 and 250,441.17

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Solution

The fourth proportional to 400,545.58, 600,403.16 and 250,441.17 is: 375,402.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,545.58 : 600,403.16 = 250,441.17 : x
  2. Step 2: Convert to fraction form
    400,545.58/600,403.16 = 250,441.17/x
  3. Step 3: Cross multiply
    400,545.58x = 600,403.16 × 250,441.17
  4. Step 4: Simplify right side
    400,545.58x = 150,365,669,862.10
  5. Step 5: Solve for x
    x = 150,365,669,862.10/400,545.58
  6. Step 6: Final answer
    x = 375,402.14

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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.