Home / 906,005.70-1,359,008.55-344,967.30

Finding the Fourth Proportional to 906,005.70, 1,359,008.55 and 344,967.30

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Solution

The fourth proportional to 906,005.70, 1,359,008.55 and 344,967.30 is: 517,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,005.70 : 1,359,008.55 = 344,967.30 : x
  2. Step 2: Convert to fraction form
    906,005.70/1,359,008.55 = 344,967.30/x
  3. Step 3: Cross multiply
    906,005.70x = 1,359,008.55 × 344,967.30
  4. Step 4: Simplify right side
    906,005.70x = 468,813,510,170.42
  5. Step 5: Solve for x
    x = 468,813,510,170.42/906,005.70
  6. Step 6: Final answer
    x = 517,450.95

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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.