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Finding the Fourth Proportional to 270,752.04, 405,825.98 and 112,928.04

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Solution

The fourth proportional to 270,752.04, 405,825.98 and 112,928.04 is: 169,266.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,752.04 : 405,825.98 = 112,928.04 : x
  2. Step 2: Convert to fraction form
    270,752.04/405,825.98 = 112,928.04/x
  3. Step 3: Cross multiply
    270,752.04x = 405,825.98 × 112,928.04
  4. Step 4: Simplify right side
    270,752.04x = 45,829,132,502.48
  5. Step 5: Solve for x
    x = 45,829,132,502.48/270,752.04
  6. Step 6: Final answer
    x = 169,266.07

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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.