Home / 266,784.34-400,288.83-116,947.30

Finding the Fourth Proportional to 266,784.34, 400,288.83 and 116,947.30

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Solution

The fourth proportional to 266,784.34, 400,288.83 and 116,947.30 is: 175,470.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,784.34 : 400,288.83 = 116,947.30 : x
  2. Step 2: Convert to fraction form
    266,784.34/400,288.83 = 116,947.30/x
  3. Step 3: Cross multiply
    266,784.34x = 400,288.83 × 116,947.30
  4. Step 4: Simplify right side
    266,784.34x = 46,812,697,888.66
  5. Step 5: Solve for x
    x = 46,812,697,888.66/266,784.34
  6. Step 6: Final answer
    x = 175,470.19

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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.