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Finding the Fourth Proportional to 1,000.08, 1,499.04 and 892.08

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Solution

The fourth proportional to 1,000.08, 1,499.04 and 892.08 is: 1,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000.08 : 1,499.04 = 892.08 : x
  2. Step 2: Convert to fraction form
    1,000.08/1,499.04 = 892.08/x
  3. Step 3: Cross multiply
    1,000.08x = 1,499.04 × 892.08
  4. Step 4: Simplify right side
    1,000.08x = 1,337,263.60
  5. Step 5: Solve for x
    x = 1,337,263.60/1,000.08
  6. Step 6: Final answer
    x = 1,337.16

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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.