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Finding the Fourth Proportional to 366,306.60, 549,200.70 and 141,580.20

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Solution

The fourth proportional to 366,306.60, 549,200.70 and 141,580.20 is: 212,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,306.60 : 549,200.70 = 141,580.20 : x
  2. Step 2: Convert to fraction form
    366,306.60/549,200.70 = 141,580.20/x
  3. Step 3: Cross multiply
    366,306.60x = 549,200.70 × 141,580.20
  4. Step 4: Simplify right side
    366,306.60x = 77,755,944,946.14
  5. Step 5: Solve for x
    x = 77,755,944,946.14/366,306.60
  6. Step 6: Final answer
    x = 212,270.12

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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.