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Finding the Fourth Proportional to 224,730.40, 337,095.60 and 205,484.80

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Solution

The fourth proportional to 224,730.40, 337,095.60 and 205,484.80 is: 308,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,730.40 : 337,095.60 = 205,484.80 : x
  2. Step 2: Convert to fraction form
    224,730.40/337,095.60 = 205,484.80/x
  3. Step 3: Cross multiply
    224,730.40x = 337,095.60 × 205,484.80
  4. Step 4: Simplify right side
    224,730.40x = 69,268,021,946.88
  5. Step 5: Solve for x
    x = 69,268,021,946.88/224,730.40
  6. Step 6: Final answer
    x = 308,227.20

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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.