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Finding the Fourth Proportional to 1,373.03, 2,059.32 and 507.14

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Solution

The fourth proportional to 1,373.03, 2,059.32 and 507.14 is: 760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.03 : 2,059.32 = 507.14 : x
  2. Step 2: Convert to fraction form
    1,373.03/2,059.32 = 507.14/x
  3. Step 3: Cross multiply
    1,373.03x = 2,059.32 × 507.14
  4. Step 4: Simplify right side
    1,373.03x = 1,044,363.54
  5. Step 5: Solve for x
    x = 1,044,363.54/1,373.03
  6. Step 6: Final answer
    x = 760.63

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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.