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Finding the Fourth Proportional to 953.04, 1,314.82 and 560.04

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Solution

The fourth proportional to 953.04, 1,314.82 and 560.04 is: 772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    953.04 : 1,314.82 = 560.04 : x
  2. Step 2: Convert to fraction form
    953.04/1,314.82 = 560.04/x
  3. Step 3: Cross multiply
    953.04x = 1,314.82 × 560.04
  4. Step 4: Simplify right side
    953.04x = 736,351.79
  5. Step 5: Solve for x
    x = 736,351.79/953.04
  6. Step 6: Final answer
    x = 772.63

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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.