Home / 377,005.32-565,387.98-124,238.70

Finding the Fourth Proportional to 377,005.32, 565,387.98 and 124,238.70

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Solution

The fourth proportional to 377,005.32, 565,387.98 and 124,238.70 is: 186,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,005.32 : 565,387.98 = 124,238.70 : x
  2. Step 2: Convert to fraction form
    377,005.32/565,387.98 = 124,238.70/x
  3. Step 3: Cross multiply
    377,005.32x = 565,387.98 × 124,238.70
  4. Step 4: Simplify right side
    377,005.32x = 70,243,067,630.83
  5. Step 5: Solve for x
    x = 70,243,067,630.83/377,005.32
  6. Step 6: Final answer
    x = 186,318.51

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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.