Home / 806,788.92-1,212,248.90-608,972.34

Finding the Fourth Proportional to 806,788.92, 1,212,248.90 and 608,972.34

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Solution

The fourth proportional to 806,788.92, 1,212,248.90 and 608,972.34 is: 915,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,788.92 : 1,212,248.90 = 608,972.34 : x
  2. Step 2: Convert to fraction form
    806,788.92/1,212,248.90 = 608,972.34/x
  3. Step 3: Cross multiply
    806,788.92x = 1,212,248.90 × 608,972.34
  4. Step 4: Simplify right side
    806,788.92x = 738,226,055,363.79
  5. Step 5: Solve for x
    x = 738,226,055,363.79/806,788.92
  6. Step 6: Final answer
    x = 915,017.59

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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.