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Finding the Fourth Proportional to 541,648.58, 747,474.57 and 299,931.14

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Solution

The fourth proportional to 541,648.58, 747,474.57 and 299,931.14 is: 413,904.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,648.58 : 747,474.57 = 299,931.14 : x
  2. Step 2: Convert to fraction form
    541,648.58/747,474.57 = 299,931.14/x
  3. Step 3: Cross multiply
    541,648.58x = 747,474.57 × 299,931.14
  4. Step 4: Simplify right side
    541,648.58x = 224,190,900,296.88
  5. Step 5: Solve for x
    x = 224,190,900,296.88/541,648.58
  6. Step 6: Final answer
    x = 413,904.72

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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.