Home / 887,820.95-1,332,679.13-382,631.24

Finding the Fourth Proportional to 887,820.95, 1,332,679.13 and 382,631.24

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Solution

The fourth proportional to 887,820.95, 1,332,679.13 and 382,631.24 is: 574,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,820.95 : 1,332,679.13 = 382,631.24 : x
  2. Step 2: Convert to fraction form
    887,820.95/1,332,679.13 = 382,631.24/x
  3. Step 3: Cross multiply
    887,820.95x = 1,332,679.13 × 382,631.24
  4. Step 4: Simplify right side
    887,820.95x = 509,924,670,887.43
  5. Step 5: Solve for x
    x = 509,924,670,887.43/887,820.95
  6. Step 6: Final answer
    x = 574,355.30

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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.