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Finding the Fourth Proportional to 616.04, 924.36 and 291.02

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Solution

The fourth proportional to 616.04, 924.36 and 291.02 is: 436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.04 : 924.36 = 291.02 : x
  2. Step 2: Convert to fraction form
    616.04/924.36 = 291.02/x
  3. Step 3: Cross multiply
    616.04x = 924.36 × 291.02
  4. Step 4: Simplify right side
    616.04x = 269,007.25
  5. Step 5: Solve for x
    x = 269,007.25/616.04
  6. Step 6: Final answer
    x = 436.67

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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.