Home / 528,022.70-792,034.05-469,961.90

Finding the Fourth Proportional to 528,022.70, 792,034.05 and 469,961.90

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Solution

The fourth proportional to 528,022.70, 792,034.05 and 469,961.90 is: 704,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,022.70 : 792,034.05 = 469,961.90 : x
  2. Step 2: Convert to fraction form
    528,022.70/792,034.05 = 469,961.90/x
  3. Step 3: Cross multiply
    528,022.70x = 792,034.05 × 469,961.90
  4. Step 4: Simplify right side
    528,022.70x = 372,225,827,002.70
  5. Step 5: Solve for x
    x = 372,225,827,002.70/528,022.70
  6. Step 6: Final answer
    x = 704,942.85

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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.