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Finding the Fourth Proportional to 560.06, 835.54 and 529.82

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Solution

The fourth proportional to 560.06, 835.54 and 529.82 is: 790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.06 : 835.54 = 529.82 : x
  2. Step 2: Convert to fraction form
    560.06/835.54 = 529.82/x
  3. Step 3: Cross multiply
    560.06x = 835.54 × 529.82
  4. Step 4: Simplify right side
    560.06x = 442,685.80
  5. Step 5: Solve for x
    x = 442,685.80/560.06
  6. Step 6: Final answer
    x = 790.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.