Home / 366,983.10-550,474.65-266,931.90

Finding the Fourth Proportional to 366,983.10, 550,474.65 and 266,931.90

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Solution

The fourth proportional to 366,983.10, 550,474.65 and 266,931.90 is: 400,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,983.10 : 550,474.65 = 266,931.90 : x
  2. Step 2: Convert to fraction form
    366,983.10/550,474.65 = 266,931.90/x
  3. Step 3: Cross multiply
    366,983.10x = 550,474.65 × 266,931.90
  4. Step 4: Simplify right side
    366,983.10x = 146,939,244,226.34
  5. Step 5: Solve for x
    x = 146,939,244,226.34/366,983.10
  6. Step 6: Final answer
    x = 400,397.85

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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.