Home / 377,219.10-565,812.45-127,901.10

Finding the Fourth Proportional to 377,219.10, 565,812.45 and 127,901.10

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Solution

The fourth proportional to 377,219.10, 565,812.45 and 127,901.10 is: 191,846.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,219.10 : 565,812.45 = 127,901.10 : x
  2. Step 2: Convert to fraction form
    377,219.10/565,812.45 = 127,901.10/x
  3. Step 3: Cross multiply
    377,219.10x = 565,812.45 × 127,901.10
  4. Step 4: Simplify right side
    377,219.10x = 72,368,034,748.70
  5. Step 5: Solve for x
    x = 72,368,034,748.70/377,219.10
  6. Step 6: Final answer
    x = 191,846.16

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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.