Home / 377,023.04-565,519.80-127,705.04

Finding the Fourth Proportional to 377,023.04, 565,519.80 and 127,705.04

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Solution

The fourth proportional to 377,023.04, 565,519.80 and 127,705.04 is: 191,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,023.04 : 565,519.80 = 127,705.04 : x
  2. Step 2: Convert to fraction form
    377,023.04/565,519.80 = 127,705.04/x
  3. Step 3: Cross multiply
    377,023.04x = 565,519.80 × 127,705.04
  4. Step 4: Simplify right side
    377,023.04x = 72,219,728,679.79
  5. Step 5: Solve for x
    x = 72,219,728,679.79/377,023.04
  6. Step 6: Final answer
    x = 191,552.56

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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.