Home / 749,123.40-1,033,674.30-426,847.08

Finding the Fourth Proportional to 749,123.40, 1,033,674.30 and 426,847.08

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Solution

The fourth proportional to 749,123.40, 1,033,674.30 and 426,847.08 is: 588,982.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,123.40 : 1,033,674.30 = 426,847.08 : x
  2. Step 2: Convert to fraction form
    749,123.40/1,033,674.30 = 426,847.08/x
  3. Step 3: Cross multiply
    749,123.40x = 1,033,674.30 × 426,847.08
  4. Step 4: Simplify right side
    749,123.40x = 441,220,856,626.04
  5. Step 5: Solve for x
    x = 441,220,856,626.04/749,123.40
  6. Step 6: Final answer
    x = 588,982.88

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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.