Home / 1,049,480.80-1,573,703.56-442,158.20

Finding the Fourth Proportional to 1,049,480.80, 1,573,703.56 and 442,158.20

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Solution

The fourth proportional to 1,049,480.80, 1,573,703.56 and 442,158.20 is: 663,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,480.80 : 1,573,703.56 = 442,158.20 : x
  2. Step 2: Convert to fraction form
    1,049,480.80/1,573,703.56 = 442,158.20/x
  3. Step 3: Cross multiply
    1,049,480.80x = 1,573,703.56 × 442,158.20
  4. Step 4: Simplify right side
    1,049,480.80x = 695,825,933,423.19
  5. Step 5: Solve for x
    x = 695,825,933,423.19/1,049,480.80
  6. Step 6: Final answer
    x = 663,019.21

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Double scale
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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.