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Finding the Fourth Proportional to 1,035.13, 1,552.92 and 304.76

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Solution

The fourth proportional to 1,035.13, 1,552.92 and 304.76 is: 457.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.13 : 1,552.92 = 304.76 : x
  2. Step 2: Convert to fraction form
    1,035.13/1,552.92 = 304.76/x
  3. Step 3: Cross multiply
    1,035.13x = 1,552.92 × 304.76
  4. Step 4: Simplify right side
    1,035.13x = 473,272.35
  5. Step 5: Solve for x
    x = 473,272.35/1,035.13
  6. Step 6: Final answer
    x = 457.21

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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.