Home / 926,311.23-1,388,304.18-499,829.82

Finding the Fourth Proportional to 926,311.23, 1,388,304.18 and 499,829.82

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Solution

The fourth proportional to 926,311.23, 1,388,304.18 and 499,829.82 is: 749,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,311.23 : 1,388,304.18 = 499,829.82 : x
  2. Step 2: Convert to fraction form
    926,311.23/1,388,304.18 = 499,829.82/x
  3. Step 3: Cross multiply
    926,311.23x = 1,388,304.18 × 499,829.82
  4. Step 4: Simplify right side
    926,311.23x = 693,915,828,394.65
  5. Step 5: Solve for x
    x = 693,915,828,394.65/926,311.23
  6. Step 6: Final answer
    x = 749,117.37

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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.