Home / 1,454.10-2,180.52-529.36

Finding the Fourth Proportional to 1,454.10, 2,180.52 and 529.36

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Solution

The fourth proportional to 1,454.10, 2,180.52 and 529.36 is: 793.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.10 : 2,180.52 = 529.36 : x
  2. Step 2: Convert to fraction form
    1,454.10/2,180.52 = 529.36/x
  3. Step 3: Cross multiply
    1,454.10x = 2,180.52 × 529.36
  4. Step 4: Simplify right side
    1,454.10x = 1,154,280.07
  5. Step 5: Solve for x
    x = 1,154,280.07/1,454.10
  6. Step 6: Final answer
    x = 793.81

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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.