Home / 887,119.50-1,224,224.91-484,711.50

Finding the Fourth Proportional to 887,119.50, 1,224,224.91 and 484,711.50

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Solution

The fourth proportional to 887,119.50, 1,224,224.91 and 484,711.50 is: 668,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,119.50 : 1,224,224.91 = 484,711.50 : x
  2. Step 2: Convert to fraction form
    887,119.50/1,224,224.91 = 484,711.50/x
  3. Step 3: Cross multiply
    887,119.50x = 1,224,224.91 × 484,711.50
  4. Step 4: Simplify right side
    887,119.50x = 593,395,892,463.47
  5. Step 5: Solve for x
    x = 593,395,892,463.47/887,119.50
  6. Step 6: Final answer
    x = 668,901.87

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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.