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Finding the Fourth Proportional to 494,042.64, 741,029.40 and 283,019.28

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Solution

The fourth proportional to 494,042.64, 741,029.40 and 283,019.28 is: 424,509.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,042.64 : 741,029.40 = 283,019.28 : x
  2. Step 2: Convert to fraction form
    494,042.64/741,029.40 = 283,019.28/x
  3. Step 3: Cross multiply
    494,042.64x = 741,029.40 × 283,019.28
  4. Step 4: Simplify right side
    494,042.64x = 209,725,607,246.83
  5. Step 5: Solve for x
    x = 209,725,607,246.83/494,042.64
  6. Step 6: Final answer
    x = 424,509.12

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Similar ratio
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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.