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Finding the Fourth Proportional to 594.08, 891.48 and 545.12

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Solution

The fourth proportional to 594.08, 891.48 and 545.12 is: 818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.08 : 891.48 = 545.12 : x
  2. Step 2: Convert to fraction form
    594.08/891.48 = 545.12/x
  3. Step 3: Cross multiply
    594.08x = 891.48 × 545.12
  4. Step 4: Simplify right side
    594.08x = 485,963.58
  5. Step 5: Solve for x
    x = 485,963.58/594.08
  6. Step 6: Final answer
    x = 818.01

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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.