Home / 887,856.98-1,331,797.76-288,821.27

Finding the Fourth Proportional to 887,856.98, 1,331,797.76 and 288,821.27

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Solution

The fourth proportional to 887,856.98, 1,331,797.76 and 288,821.27 is: 433,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,856.98 : 1,331,797.76 = 288,821.27 : x
  2. Step 2: Convert to fraction form
    887,856.98/1,331,797.76 = 288,821.27/x
  3. Step 3: Cross multiply
    887,856.98x = 1,331,797.76 × 288,821.27
  4. Step 4: Simplify right side
    887,856.98x = 384,651,524,477.90
  5. Step 5: Solve for x
    x = 384,651,524,477.90/887,856.98
  6. Step 6: Final answer
    x = 433,235.91

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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.