Home / 961,489.70-1,442,234.55-606,904.10

Finding the Fourth Proportional to 961,489.70, 1,442,234.55 and 606,904.10

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Solution

The fourth proportional to 961,489.70, 1,442,234.55 and 606,904.10 is: 910,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,489.70 : 1,442,234.55 = 606,904.10 : x
  2. Step 2: Convert to fraction form
    961,489.70/1,442,234.55 = 606,904.10/x
  3. Step 3: Cross multiply
    961,489.70x = 1,442,234.55 × 606,904.10
  4. Step 4: Simplify right side
    961,489.70x = 875,298,061,556.66
  5. Step 5: Solve for x
    x = 875,298,061,556.66/961,489.70
  6. Step 6: Final answer
    x = 910,356.15

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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.