Home / 887,085.23-1,330,482.24-247,432.48

Finding the Fourth Proportional to 887,085.23, 1,330,482.24 and 247,432.48

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Solution

The fourth proportional to 887,085.23, 1,330,482.24 and 247,432.48 is: 371,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,085.23 : 1,330,482.24 = 247,432.48 : x
  2. Step 2: Convert to fraction form
    887,085.23/1,330,482.24 = 247,432.48/x
  3. Step 3: Cross multiply
    887,085.23x = 1,330,482.24 × 247,432.48
  4. Step 4: Simplify right side
    887,085.23x = 329,204,516,912.95
  5. Step 5: Solve for x
    x = 329,204,516,912.95/887,085.23
  6. Step 6: Final answer
    x = 371,108.11

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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.