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Finding the Fourth Proportional to 581.10, 870.44 and 337.50

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Solution

The fourth proportional to 581.10, 870.44 and 337.50 is: 505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    581.10 : 870.44 = 337.50 : x
  2. Step 2: Convert to fraction form
    581.10/870.44 = 337.50/x
  3. Step 3: Cross multiply
    581.10x = 870.44 × 337.50
  4. Step 4: Simplify right side
    581.10x = 293,773.50
  5. Step 5: Solve for x
    x = 293,773.50/581.10
  6. Step 6: Final answer
    x = 505.55

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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.