Home / 415,942.27-574,000.35-224,955.61

Finding the Fourth Proportional to 415,942.27, 574,000.35 and 224,955.61

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Solution

The fourth proportional to 415,942.27, 574,000.35 and 224,955.61 is: 310,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,942.27 : 574,000.35 = 224,955.61 : x
  2. Step 2: Convert to fraction form
    415,942.27/574,000.35 = 224,955.61/x
  3. Step 3: Cross multiply
    415,942.27x = 574,000.35 × 224,955.61
  4. Step 4: Simplify right side
    415,942.27x = 129,124,596,004.46
  5. Step 5: Solve for x
    x = 129,124,596,004.46/415,942.27
  6. Step 6: Final answer
    x = 310,438.75

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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.