Home / 1,569.45-2,354.55-473.83

Finding the Fourth Proportional to 1,569.45, 2,354.55 and 473.83

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Solution

The fourth proportional to 1,569.45, 2,354.55 and 473.83 is: 710.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.45 : 2,354.55 = 473.83 : x
  2. Step 2: Convert to fraction form
    1,569.45/2,354.55 = 473.83/x
  3. Step 3: Cross multiply
    1,569.45x = 2,354.55 × 473.83
  4. Step 4: Simplify right side
    1,569.45x = 1,115,644.65
  5. Step 5: Solve for x
    x = 1,115,644.65/1,569.45
  6. Step 6: Final answer
    x = 710.85

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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.