Home / 541,631.34-747,442.11-299,908.72

Finding the Fourth Proportional to 541,631.34, 747,442.11 and 299,908.72

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Solution

The fourth proportional to 541,631.34, 747,442.11 and 299,908.72 is: 413,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,631.34 : 747,442.11 = 299,908.72 : x
  2. Step 2: Convert to fraction form
    541,631.34/747,442.11 = 299,908.72/x
  3. Step 3: Cross multiply
    541,631.34x = 747,442.11 × 299,908.72
  4. Step 4: Simplify right side
    541,631.34x = 224,164,404,615.59
  5. Step 5: Solve for x
    x = 224,164,404,615.59/541,631.34
  6. Step 6: Final answer
    x = 413,868.97

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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.