Home / 1,569.20-2,353.68-473.67

Finding the Fourth Proportional to 1,569.20, 2,353.68 and 473.67

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Solution

The fourth proportional to 1,569.20, 2,353.68 and 473.67 is: 710.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.20 : 2,353.68 = 473.67 : x
  2. Step 2: Convert to fraction form
    1,569.20/2,353.68 = 473.67/x
  3. Step 3: Cross multiply
    1,569.20x = 2,353.68 × 473.67
  4. Step 4: Simplify right side
    1,569.20x = 1,114,867.61
  5. Step 5: Solve for x
    x = 1,114,867.61/1,569.20
  6. Step 6: Final answer
    x = 710.47

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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.