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Finding the Fourth Proportional to 924.16, 1,275.45 and 593.38

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Solution

The fourth proportional to 924.16, 1,275.45 and 593.38 is: 818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    924.16 : 1,275.45 = 593.38 : x
  2. Step 2: Convert to fraction form
    924.16/1,275.45 = 593.38/x
  3. Step 3: Cross multiply
    924.16x = 1,275.45 × 593.38
  4. Step 4: Simplify right side
    924.16x = 756,818.72
  5. Step 5: Solve for x
    x = 756,818.72/924.16
  6. Step 6: Final answer
    x = 818.93

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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.