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Finding the Fourth Proportional to 898,363.90, 1,347,545.85 and 366,266.80

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Solution

The fourth proportional to 898,363.90, 1,347,545.85 and 366,266.80 is: 549,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,363.90 : 1,347,545.85 = 366,266.80 : x
  2. Step 2: Convert to fraction form
    898,363.90/1,347,545.85 = 366,266.80/x
  3. Step 3: Cross multiply
    898,363.90x = 1,347,545.85 × 366,266.80
  4. Step 4: Simplify right side
    898,363.90x = 493,561,306,332.78
  5. Step 5: Solve for x
    x = 493,561,306,332.78/898,363.90
  6. Step 6: Final answer
    x = 549,400.20

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Double scale
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Similar ratio
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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.