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Finding the Fourth Proportional to 1,565.90, 2,348.88 and 700.04

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Solution

The fourth proportional to 1,565.90, 2,348.88 and 700.04 is: 1,050.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.90 : 2,348.88 = 700.04 : x
  2. Step 2: Convert to fraction form
    1,565.90/2,348.88 = 700.04/x
  3. Step 3: Cross multiply
    1,565.90x = 2,348.88 × 700.04
  4. Step 4: Simplify right side
    1,565.90x = 1,644,309.96
  5. Step 5: Solve for x
    x = 1,644,309.96/1,565.90
  6. Step 6: Final answer
    x = 1,050.07

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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.