Home / 768,248.96-1,060,183.79-424,085.12

Finding the Fourth Proportional to 768,248.96, 1,060,183.79 and 424,085.12

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Solution

The fourth proportional to 768,248.96, 1,060,183.79 and 424,085.12 is: 585,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,248.96 : 1,060,183.79 = 424,085.12 : x
  2. Step 2: Convert to fraction form
    768,248.96/1,060,183.79 = 424,085.12/x
  3. Step 3: Cross multiply
    768,248.96x = 1,060,183.79 × 424,085.12
  4. Step 4: Simplify right side
    768,248.96x = 449,608,167,948.87
  5. Step 5: Solve for x
    x = 449,608,167,948.87/768,248.96
  6. Step 6: Final answer
    x = 585,237.59

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1.5x scale

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.