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Finding the Fourth Proportional to 266,667.20, 400,000.80 and 244,894.40

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Solution

The fourth proportional to 266,667.20, 400,000.80 and 244,894.40 is: 367,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,667.20 : 400,000.80 = 244,894.40 : x
  2. Step 2: Convert to fraction form
    266,667.20/400,000.80 = 244,894.40/x
  3. Step 3: Cross multiply
    266,667.20x = 400,000.80 × 244,894.40
  4. Step 4: Simplify right side
    266,667.20x = 97,957,955,915.52
  5. Step 5: Solve for x
    x = 97,957,955,915.52/266,667.20
  6. Step 6: Final answer
    x = 367,341.60

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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.