Home / 281,742.60-388,844.65-174,347.24

Finding the Fourth Proportional to 281,742.60, 388,844.65 and 174,347.24

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Solution

The fourth proportional to 281,742.60, 388,844.65 and 174,347.24 is: 240,623.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,742.60 : 388,844.65 = 174,347.24 : x
  2. Step 2: Convert to fraction form
    281,742.60/388,844.65 = 174,347.24/x
  3. Step 3: Cross multiply
    281,742.60x = 388,844.65 × 174,347.24
  4. Step 4: Simplify right side
    281,742.60x = 67,793,989,789.98
  5. Step 5: Solve for x
    x = 67,793,989,789.98/281,742.60
  6. Step 6: Final answer
    x = 240,623.85

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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.