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Finding the Fourth Proportional to 560.88, 842.85 and 529.03

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Solution

The fourth proportional to 560.88, 842.85 and 529.03 is: 795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.88 : 842.85 = 529.03 : x
  2. Step 2: Convert to fraction form
    560.88/842.85 = 529.03/x
  3. Step 3: Cross multiply
    560.88x = 842.85 × 529.03
  4. Step 4: Simplify right side
    560.88x = 445,897.06
  5. Step 5: Solve for x
    x = 445,897.06/560.88
  6. Step 6: Final answer
    x = 795.00

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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.