Home / 1,569.62-2,354.85-529.70

Finding the Fourth Proportional to 1,569.62, 2,354.85 and 529.70

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Solution

The fourth proportional to 1,569.62, 2,354.85 and 529.70 is: 794.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.62 : 2,354.85 = 529.70 : x
  2. Step 2: Convert to fraction form
    1,569.62/2,354.85 = 529.70/x
  3. Step 3: Cross multiply
    1,569.62x = 2,354.85 × 529.70
  4. Step 4: Simplify right side
    1,569.62x = 1,247,364.05
  5. Step 5: Solve for x
    x = 1,247,364.05/1,569.62
  6. Step 6: Final answer
    x = 794.69

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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.