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Finding the Fourth Proportional to 266,900.58, 400,355.48 and 98,334.15

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Solution

The fourth proportional to 266,900.58, 400,355.48 and 98,334.15 is: 147,502.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,900.58 : 400,355.48 = 98,334.15 : x
  2. Step 2: Convert to fraction form
    266,900.58/400,355.48 = 98,334.15/x
  3. Step 3: Cross multiply
    266,900.58x = 400,355.48 × 98,334.15
  4. Step 4: Simplify right side
    266,900.58x = 39,368,614,568.14
  5. Step 5: Solve for x
    x = 39,368,614,568.14/266,900.58
  6. Step 6: Final answer
    x = 147,502.92

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1.5x scale

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.