Home / 580,938.24-801,678.78-322,808.52

Finding the Fourth Proportional to 580,938.24, 801,678.78 and 322,808.52

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Solution

The fourth proportional to 580,938.24, 801,678.78 and 322,808.52 is: 445,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,938.24 : 801,678.78 = 322,808.52 : x
  2. Step 2: Convert to fraction form
    580,938.24/801,678.78 = 322,808.52/x
  3. Step 3: Cross multiply
    580,938.24x = 801,678.78 × 322,808.52
  4. Step 4: Simplify right side
    580,938.24x = 258,788,740,487.21
  5. Step 5: Solve for x
    x = 258,788,740,487.21/580,938.24
  6. Step 6: Final answer
    x = 445,466.87

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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.