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Finding the Fourth Proportional to 266,453.61, 367,701.59 and 145,592.29

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Solution

The fourth proportional to 266,453.61, 367,701.59 and 145,592.29 is: 200,914.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,453.61 : 367,701.59 = 145,592.29 : x
  2. Step 2: Convert to fraction form
    266,453.61/367,701.59 = 145,592.29/x
  3. Step 3: Cross multiply
    266,453.61x = 367,701.59 × 145,592.29
  4. Step 4: Simplify right side
    266,453.61x = 53,534,516,524.74
  5. Step 5: Solve for x
    x = 53,534,516,524.74/266,453.61
  6. Step 6: Final answer
    x = 200,914.96

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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.