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Finding the Fourth Proportional to 1,655.54, 2,483.30 and 501.29

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Solution

The fourth proportional to 1,655.54, 2,483.30 and 501.29 is: 751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.54 : 2,483.30 = 501.29 : x
  2. Step 2: Convert to fraction form
    1,655.54/2,483.30 = 501.29/x
  3. Step 3: Cross multiply
    1,655.54x = 2,483.30 × 501.29
  4. Step 4: Simplify right side
    1,655.54x = 1,244,842.29
  5. Step 5: Solve for x
    x = 1,244,842.29/1,655.54
  6. Step 6: Final answer
    x = 751.93

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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.