Home / 999,253.13-1,498,892.45-289,281.85

Finding the Fourth Proportional to 999,253.13, 1,498,892.45 and 289,281.85

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Solution

The fourth proportional to 999,253.13, 1,498,892.45 and 289,281.85 is: 433,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,253.13 : 1,498,892.45 = 289,281.85 : x
  2. Step 2: Convert to fraction form
    999,253.13/1,498,892.45 = 289,281.85/x
  3. Step 3: Cross multiply
    999,253.13x = 1,498,892.45 × 289,281.85
  4. Step 4: Simplify right side
    999,253.13x = 433,602,375,693.39
  5. Step 5: Solve for x
    x = 433,602,375,693.39/999,253.13
  6. Step 6: Final answer
    x = 433,926.46

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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.