Home / 1,573.27-2,360.25-477.72

Finding the Fourth Proportional to 1,573.27, 2,360.25 and 477.72

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Solution

The fourth proportional to 1,573.27, 2,360.25 and 477.72 is: 716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.27 : 2,360.25 = 477.72 : x
  2. Step 2: Convert to fraction form
    1,573.27/2,360.25 = 477.72/x
  3. Step 3: Cross multiply
    1,573.27x = 2,360.25 × 477.72
  4. Step 4: Simplify right side
    1,573.27x = 1,127,538.63
  5. Step 5: Solve for x
    x = 1,127,538.63/1,573.27
  6. Step 6: Final answer
    x = 716.68

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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.