Home / 584,429.10-877,680.45-451,632.30

Finding the Fourth Proportional to 584,429.10, 877,680.45 and 451,632.30

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Solution

The fourth proportional to 584,429.10, 877,680.45 and 451,632.30 is: 678,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,429.10 : 877,680.45 = 451,632.30 : x
  2. Step 2: Convert to fraction form
    584,429.10/877,680.45 = 451,632.30/x
  3. Step 3: Cross multiply
    584,429.10x = 877,680.45 × 451,632.30
  4. Step 4: Simplify right side
    584,429.10x = 396,388,840,298.54
  5. Step 5: Solve for x
    x = 396,388,840,298.54/584,429.10
  6. Step 6: Final answer
    x = 678,249.66

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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.