Home / 541,980.30-747,631.46-426,834.75

Finding the Fourth Proportional to 541,980.30, 747,631.46 and 426,834.75

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Solution

The fourth proportional to 541,980.30, 747,631.46 and 426,834.75 is: 588,794.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,980.30 : 747,631.46 = 426,834.75 : x
  2. Step 2: Convert to fraction form
    541,980.30/747,631.46 = 426,834.75/x
  3. Step 3: Cross multiply
    541,980.30x = 747,631.46 × 426,834.75
  4. Step 4: Simplify right side
    541,980.30x = 319,115,085,187.06
  5. Step 5: Solve for x
    x = 319,115,085,187.06/541,980.30
  6. Step 6: Final answer
    x = 588,794.62

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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.