Home / 691,002.60-1,036,503.90-635,015.40

Finding the Fourth Proportional to 691,002.60, 1,036,503.90 and 635,015.40

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Solution

The fourth proportional to 691,002.60, 1,036,503.90 and 635,015.40 is: 952,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,002.60 : 1,036,503.90 = 635,015.40 : x
  2. Step 2: Convert to fraction form
    691,002.60/1,036,503.90 = 635,015.40/x
  3. Step 3: Cross multiply
    691,002.60x = 1,036,503.90 × 635,015.40
  4. Step 4: Simplify right side
    691,002.60x = 658,195,938,660.06
  5. Step 5: Solve for x
    x = 658,195,938,660.06/691,002.60
  6. Step 6: Final answer
    x = 952,523.10

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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.