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Finding the Fourth Proportional to 382,217.60, 572,937.60 and 224,364.80

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Solution

The fourth proportional to 382,217.60, 572,937.60 and 224,364.80 is: 336,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,217.60 : 572,937.60 = 224,364.80 : x
  2. Step 2: Convert to fraction form
    382,217.60/572,937.60 = 224,364.80/x
  3. Step 3: Cross multiply
    382,217.60x = 572,937.60 × 224,364.80
  4. Step 4: Simplify right side
    382,217.60x = 128,547,030,036.48
  5. Step 5: Solve for x
    x = 128,547,030,036.48/382,217.60
  6. Step 6: Final answer
    x = 336,318.97

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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.