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Finding the Fourth Proportional to 904.17, 1,355.77 and 596.19

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Solution

The fourth proportional to 904.17, 1,355.77 and 596.19 is: 893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    904.17 : 1,355.77 = 596.19 : x
  2. Step 2: Convert to fraction form
    904.17/1,355.77 = 596.19/x
  3. Step 3: Cross multiply
    904.17x = 1,355.77 × 596.19
  4. Step 4: Simplify right side
    904.17x = 808,296.52
  5. Step 5: Solve for x
    x = 808,296.52/904.17
  6. Step 6: Final answer
    x = 893.97

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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.