Home / 887,180.04-1,331,151.36-288,324.76

Finding the Fourth Proportional to 887,180.04, 1,331,151.36 and 288,324.76

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Solution

The fourth proportional to 887,180.04, 1,331,151.36 and 288,324.76 is: 432,611.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,180.04 : 1,331,151.36 = 288,324.76 : x
  2. Step 2: Convert to fraction form
    887,180.04/1,331,151.36 = 288,324.76/x
  3. Step 3: Cross multiply
    887,180.04x = 1,331,151.36 × 288,324.76
  4. Step 4: Simplify right side
    887,180.04x = 383,803,896,395.67
  5. Step 5: Solve for x
    x = 383,803,896,395.67/887,180.04
  6. Step 6: Final answer
    x = 432,611.06

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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.