Home / 957,687.40-1,435,802.10-484,712.20

Finding the Fourth Proportional to 957,687.40, 1,435,802.10 and 484,712.20

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Solution

The fourth proportional to 957,687.40, 1,435,802.10 and 484,712.20 is: 726,699.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,687.40 : 1,435,802.10 = 484,712.20 : x
  2. Step 2: Convert to fraction form
    957,687.40/1,435,802.10 = 484,712.20/x
  3. Step 3: Cross multiply
    957,687.40x = 1,435,802.10 × 484,712.20
  4. Step 4: Simplify right side
    957,687.40x = 695,950,794,655.62
  5. Step 5: Solve for x
    x = 695,950,794,655.62/957,687.40
  6. Step 6: Final answer
    x = 726,699.33

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1.5x scale

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.