Home / 906,011.20-1,359,017.04-266,314.96

Finding the Fourth Proportional to 906,011.20, 1,359,017.04 and 266,314.96

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Solution

The fourth proportional to 906,011.20, 1,359,017.04 and 266,314.96 is: 399,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,011.20 : 1,359,017.04 = 266,314.96 : x
  2. Step 2: Convert to fraction form
    906,011.20/1,359,017.04 = 266,314.96/x
  3. Step 3: Cross multiply
    906,011.20x = 1,359,017.04 × 266,314.96
  4. Step 4: Simplify right side
    906,011.20x = 361,926,568,646.92
  5. Step 5: Solve for x
    x = 361,926,568,646.92/906,011.20
  6. Step 6: Final answer
    x = 399,472.51

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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.