Home / 887,085.87-1,330,609.71-247,372.58

Finding the Fourth Proportional to 887,085.87, 1,330,609.71 and 247,372.58

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Solution

The fourth proportional to 887,085.87, 1,330,609.71 and 247,372.58 is: 371,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,085.87 : 1,330,609.71 = 247,372.58 : x
  2. Step 2: Convert to fraction form
    887,085.87/1,330,609.71 = 247,372.58/x
  3. Step 3: Cross multiply
    887,085.87x = 1,330,609.71 × 247,372.58
  4. Step 4: Simplify right side
    887,085.87x = 329,156,356,935.75
  5. Step 5: Solve for x
    x = 329,156,356,935.75/887,085.87
  6. Step 6: Final answer
    x = 371,053.55

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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.