Home / 1,026.46-1,416.48-560.70

Finding the Fourth Proportional to 1,026.46, 1,416.48 and 560.70

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Solution

The fourth proportional to 1,026.46, 1,416.48 and 560.70 is: 773.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.46 : 1,416.48 = 560.70 : x
  2. Step 2: Convert to fraction form
    1,026.46/1,416.48 = 560.70/x
  3. Step 3: Cross multiply
    1,026.46x = 1,416.48 × 560.70
  4. Step 4: Simplify right side
    1,026.46x = 794,220.34
  5. Step 5: Solve for x
    x = 794,220.34/1,026.46
  6. Step 6: Final answer
    x = 773.75

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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.