Home / 746,721.60-1,120,082.40-613,861.35

Finding the Fourth Proportional to 746,721.60, 1,120,082.40 and 613,861.35

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Solution

The fourth proportional to 746,721.60, 1,120,082.40 and 613,861.35 is: 920,792.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,721.60 : 1,120,082.40 = 613,861.35 : x
  2. Step 2: Convert to fraction form
    746,721.60/1,120,082.40 = 613,861.35/x
  3. Step 3: Cross multiply
    746,721.60x = 1,120,082.40 × 613,861.35
  4. Step 4: Simplify right side
    746,721.60x = 687,575,294,175.24
  5. Step 5: Solve for x
    x = 687,575,294,175.24/746,721.60
  6. Step 6: Final answer
    x = 920,792.03

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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.