Home / 294,644.60-441,966.90-107,631.80

Finding the Fourth Proportional to 294,644.60, 441,966.90 and 107,631.80

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Solution

The fourth proportional to 294,644.60, 441,966.90 and 107,631.80 is: 161,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,644.60 : 441,966.90 = 107,631.80 : x
  2. Step 2: Convert to fraction form
    294,644.60/441,966.90 = 107,631.80/x
  3. Step 3: Cross multiply
    294,644.60x = 441,966.90 × 107,631.80
  4. Step 4: Simplify right side
    294,644.60x = 47,569,692,987.42
  5. Step 5: Solve for x
    x = 47,569,692,987.42/294,644.60
  6. Step 6: Final answer
    x = 161,447.70

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1.5x scale

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.