Home / 887,737.24-1,225,077.18-485,329.24

Finding the Fourth Proportional to 887,737.24, 1,225,077.18 and 485,329.24

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Solution

The fourth proportional to 887,737.24, 1,225,077.18 and 485,329.24 is: 669,754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,737.24 : 1,225,077.18 = 485,329.24 : x
  2. Step 2: Convert to fraction form
    887,737.24/1,225,077.18 = 485,329.24/x
  3. Step 3: Cross multiply
    887,737.24x = 1,225,077.18 × 485,329.24
  4. Step 4: Simplify right side
    887,737.24x = 594,565,776,710.74
  5. Step 5: Solve for x
    x = 594,565,776,710.74/887,737.24
  6. Step 6: Final answer
    x = 669,754.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.