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Finding the Fourth Proportional to 594,316.38, 891,464.84 and 239,321.46

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Solution

The fourth proportional to 594,316.38, 891,464.84 and 239,321.46 is: 358,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,316.38 : 891,464.84 = 239,321.46 : x
  2. Step 2: Convert to fraction form
    594,316.38/891,464.84 = 239,321.46/x
  3. Step 3: Cross multiply
    594,316.38x = 891,464.84 × 239,321.46
  4. Step 4: Simplify right side
    594,316.38x = 213,346,667,047.47
  5. Step 5: Solve for x
    x = 213,346,667,047.47/594,316.38
  6. Step 6: Final answer
    x = 358,978.27

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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.