Home / 484,922.90-669,211.65-267,140.42

Finding the Fourth Proportional to 484,922.90, 669,211.65 and 267,140.42

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Solution

The fourth proportional to 484,922.90, 669,211.65 and 267,140.42 is: 368,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,922.90 : 669,211.65 = 267,140.42 : x
  2. Step 2: Convert to fraction form
    484,922.90/669,211.65 = 267,140.42/x
  3. Step 3: Cross multiply
    484,922.90x = 669,211.65 × 267,140.42
  4. Step 4: Simplify right side
    484,922.90x = 178,773,481,249.89
  5. Step 5: Solve for x
    x = 178,773,481,249.89/484,922.90
  6. Step 6: Final answer
    x = 368,663.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.