Home / 1,028,088.12-1,542,573.24-397,444.80

Finding the Fourth Proportional to 1,028,088.12, 1,542,573.24 and 397,444.80

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Solution

The fourth proportional to 1,028,088.12, 1,542,573.24 and 397,444.80 is: 596,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,088.12 : 1,542,573.24 = 397,444.80 : x
  2. Step 2: Convert to fraction form
    1,028,088.12/1,542,573.24 = 397,444.80/x
  3. Step 3: Cross multiply
    1,028,088.12x = 1,542,573.24 × 397,444.80
  4. Step 4: Simplify right side
    1,028,088.12x = 613,087,712,857.15
  5. Step 5: Solve for x
    x = 613,087,712,857.15/1,028,088.12
  6. Step 6: Final answer
    x = 596,337.71

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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.