Home / 690,916.20-1,036,374.30-241,487.70

Finding the Fourth Proportional to 690,916.20, 1,036,374.30 and 241,487.70

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Solution

The fourth proportional to 690,916.20, 1,036,374.30 and 241,487.70 is: 362,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,916.20 : 1,036,374.30 = 241,487.70 : x
  2. Step 2: Convert to fraction form
    690,916.20/1,036,374.30 = 241,487.70/x
  3. Step 3: Cross multiply
    690,916.20x = 1,036,374.30 × 241,487.70
  4. Step 4: Simplify right side
    690,916.20x = 250,271,646,046.11
  5. Step 5: Solve for x
    x = 250,271,646,046.11/690,916.20
  6. Step 6: Final answer
    x = 362,231.55

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1.5x scale

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.