Home / 377,288.15-565,812.14-124,521.57

Finding the Fourth Proportional to 377,288.15, 565,812.14 and 124,521.57

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Solution

The fourth proportional to 377,288.15, 565,812.14 and 124,521.57 is: 186,742.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,288.15 : 565,812.14 = 124,521.57 : x
  2. Step 2: Convert to fraction form
    377,288.15/565,812.14 = 124,521.57/x
  3. Step 3: Cross multiply
    377,288.15x = 565,812.14 × 124,521.57
  4. Step 4: Simplify right side
    377,288.15x = 70,455,815,375.25
  5. Step 5: Solve for x
    x = 70,455,815,375.25/377,288.15
  6. Step 6: Final answer
    x = 186,742.72

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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.