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Finding the Fourth Proportional to 266,876.32, 368,534.28 and 171,549.04

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Solution

The fourth proportional to 266,876.32, 368,534.28 and 171,549.04 is: 236,895.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,876.32 : 368,534.28 = 171,549.04 : x
  2. Step 2: Convert to fraction form
    266,876.32/368,534.28 = 171,549.04/x
  3. Step 3: Cross multiply
    266,876.32x = 368,534.28 × 171,549.04
  4. Step 4: Simplify right side
    266,876.32x = 63,221,701,941.09
  5. Step 5: Solve for x
    x = 63,221,701,941.09/266,876.32
  6. Step 6: Final answer
    x = 236,895.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.