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Finding the Fourth Proportional to 580.32, 801.04 and 373.68

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Solution

The fourth proportional to 580.32, 801.04 and 373.68 is: 515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    580.32 : 801.04 = 373.68 : x
  2. Step 2: Convert to fraction form
    580.32/801.04 = 373.68/x
  3. Step 3: Cross multiply
    580.32x = 801.04 × 373.68
  4. Step 4: Simplify right side
    580.32x = 299,332.63
  5. Step 5: Solve for x
    x = 299,332.63/580.32
  6. Step 6: Final answer
    x = 515.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.