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Finding the Fourth Proportional to 560.97, 840.15 and 541.51

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Solution

The fourth proportional to 560.97, 840.15 and 541.51 is: 811.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.97 : 840.15 = 541.51 : x
  2. Step 2: Convert to fraction form
    560.97/840.15 = 541.51/x
  3. Step 3: Cross multiply
    560.97x = 840.15 × 541.51
  4. Step 4: Simplify right side
    560.97x = 454,950.98
  5. Step 5: Solve for x
    x = 454,950.98/560.97
  6. Step 6: Final answer
    x = 811.00

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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.