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Finding the Fourth Proportional to 367,397.76, 507,248 and 224,240.80

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Solution

The fourth proportional to 367,397.76, 507,248 and 224,240.80 is: 309,598.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,397.76 : 507,248 = 224,240.80 : x
  2. Step 2: Convert to fraction form
    367,397.76/507,248 = 224,240.80/x
  3. Step 3: Cross multiply
    367,397.76x = 507,248 × 224,240.80
  4. Step 4: Simplify right side
    367,397.76x = 113,745,697,318.40
  5. Step 5: Solve for x
    x = 113,745,697,318.40/367,397.76
  6. Step 6: Final answer
    x = 309,598.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.