Home / 897,930.84-1,239,601.68-693,522.90

Finding the Fourth Proportional to 897,930.84, 1,239,601.68 and 693,522.90

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Solution

The fourth proportional to 897,930.84, 1,239,601.68 and 693,522.90 is: 957,414.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,930.84 : 1,239,601.68 = 693,522.90 : x
  2. Step 2: Convert to fraction form
    897,930.84/1,239,601.68 = 693,522.90/x
  3. Step 3: Cross multiply
    897,930.84x = 1,239,601.68 × 693,522.90
  4. Step 4: Simplify right side
    897,930.84x = 859,692,151,958.47
  5. Step 5: Solve for x
    x = 859,692,151,958.47/897,930.84
  6. Step 6: Final answer
    x = 957,414.66

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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.