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Finding the Fourth Proportional to 624.04, 932.13 and 526.84

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Solution

The fourth proportional to 624.04, 932.13 and 526.84 is: 786.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.04 : 932.13 = 526.84 : x
  2. Step 2: Convert to fraction form
    624.04/932.13 = 526.84/x
  3. Step 3: Cross multiply
    624.04x = 932.13 × 526.84
  4. Step 4: Simplify right side
    624.04x = 491,083.37
  5. Step 5: Solve for x
    x = 491,083.37/624.04
  6. Step 6: Final answer
    x = 786.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.