Home / 806,773.32-1,210,148.88-274,665.42

Finding the Fourth Proportional to 806,773.32, 1,210,148.88 and 274,665.42

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Solution

The fourth proportional to 806,773.32, 1,210,148.88 and 274,665.42 is: 411,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,773.32 : 1,210,148.88 = 274,665.42 : x
  2. Step 2: Convert to fraction form
    806,773.32/1,210,148.88 = 274,665.42/x
  3. Step 3: Cross multiply
    806,773.32x = 1,210,148.88 × 274,665.42
  4. Step 4: Simplify right side
    806,773.32x = 332,386,050,387.73
  5. Step 5: Solve for x
    x = 332,386,050,387.73/806,773.32
  6. Step 6: Final answer
    x = 411,994.35

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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.