Home / 993,654.45-1,371,248.34-540,948.69

Finding the Fourth Proportional to 993,654.45, 1,371,248.34 and 540,948.69

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Solution

The fourth proportional to 993,654.45, 1,371,248.34 and 540,948.69 is: 746,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,654.45 : 1,371,248.34 = 540,948.69 : x
  2. Step 2: Convert to fraction form
    993,654.45/1,371,248.34 = 540,948.69/x
  3. Step 3: Cross multiply
    993,654.45x = 1,371,248.34 × 540,948.69
  4. Step 4: Simplify right side
    993,654.45x = 741,774,993,187.68
  5. Step 5: Solve for x
    x = 741,774,993,187.68/993,654.45
  6. Step 6: Final answer
    x = 746,512.02

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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.