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Finding the Fourth Proportional to 904.77, 1,354.59 and 595.69

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Solution

The fourth proportional to 904.77, 1,354.59 and 595.69 is: 891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    904.77 : 1,354.59 = 595.69 : x
  2. Step 2: Convert to fraction form
    904.77/1,354.59 = 595.69/x
  3. Step 3: Cross multiply
    904.77x = 1,354.59 × 595.69
  4. Step 4: Simplify right side
    904.77x = 806,914.23
  5. Step 5: Solve for x
    x = 806,914.23/904.77
  6. Step 6: Final answer
    x = 891.84

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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.