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Finding the Fourth Proportional to 790.17, 1,184.02 and 501

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Solution

The fourth proportional to 790.17, 1,184.02 and 501 is: 750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    790.17 : 1,184.02 = 501 : x
  2. Step 2: Convert to fraction form
    790.17/1,184.02 = 501/x
  3. Step 3: Cross multiply
    790.17x = 1,184.02 × 501
  4. Step 4: Simplify right side
    790.17x = 593,194.02
  5. Step 5: Solve for x
    x = 593,194.02/790.17
  6. Step 6: Final answer
    x = 750.72

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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.