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Finding the Fourth Proportional to 944.83, 1,417.54 and 360.10

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Solution

The fourth proportional to 944.83, 1,417.54 and 360.10 is: 540.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    944.83 : 1,417.54 = 360.10 : x
  2. Step 2: Convert to fraction form
    944.83/1,417.54 = 360.10/x
  3. Step 3: Cross multiply
    944.83x = 1,417.54 × 360.10
  4. Step 4: Simplify right side
    944.83x = 510,456.15
  5. Step 5: Solve for x
    x = 510,456.15/944.83
  6. Step 6: Final answer
    x = 540.26

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1.5x scale

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.