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Finding the Fourth Proportional to 959.24, 1,323.14 and 566.19

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Solution

The fourth proportional to 959.24, 1,323.14 and 566.19 is: 780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    959.24 : 1,323.14 = 566.19 : x
  2. Step 2: Convert to fraction form
    959.24/1,323.14 = 566.19/x
  3. Step 3: Cross multiply
    959.24x = 1,323.14 × 566.19
  4. Step 4: Simplify right side
    959.24x = 749,145.81
  5. Step 5: Solve for x
    x = 749,145.81/959.24
  6. Step 6: Final answer
    x = 780.98

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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.