Home / 1,145,158.00-1,717,031.68-386,927.83

Finding the Fourth Proportional to 1,145,158.00, 1,717,031.68 and 386,927.83

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Solution

The fourth proportional to 1,145,158.00, 1,717,031.68 and 386,927.83 is: 580,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,158.00 : 1,717,031.68 = 386,927.83 : x
  2. Step 2: Convert to fraction form
    1,145,158.00/1,717,031.68 = 386,927.83/x
  3. Step 3: Cross multiply
    1,145,158.00x = 1,717,031.68 × 386,927.83
  4. Step 4: Simplify right side
    1,145,158.00x = 664,367,341,983.65
  5. Step 5: Solve for x
    x = 664,367,341,983.65/1,145,158.00
  6. Step 6: Final answer
    x = 580,153.43

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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.