Home / 288,001.41-397,442.20-160,677.03

Finding the Fourth Proportional to 288,001.41, 397,442.20 and 160,677.03

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Solution

The fourth proportional to 288,001.41, 397,442.20 and 160,677.03 is: 221,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,001.41 : 397,442.20 = 160,677.03 : x
  2. Step 2: Convert to fraction form
    288,001.41/397,442.20 = 160,677.03/x
  3. Step 3: Cross multiply
    288,001.41x = 397,442.20 × 160,677.03
  4. Step 4: Simplify right side
    288,001.41x = 63,859,832,292.67
  5. Step 5: Solve for x
    x = 63,859,832,292.67/288,001.41
  6. Step 6: Final answer
    x = 221,734.44

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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.