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Finding the Fourth Proportional to 552,238.57, 827,275.28 and 286,173.62

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Solution

The fourth proportional to 552,238.57, 827,275.28 and 286,173.62 is: 428,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,238.57 : 827,275.28 = 286,173.62 : x
  2. Step 2: Convert to fraction form
    552,238.57/827,275.28 = 286,173.62/x
  3. Step 3: Cross multiply
    552,238.57x = 827,275.28 × 286,173.62
  4. Step 4: Simplify right side
    552,238.57x = 236,744,357,477.74
  5. Step 5: Solve for x
    x = 236,744,357,477.74/552,238.57
  6. Step 6: Final answer
    x = 428,699.43

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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.