Home / 815,183.25-1,124,988.02-452,607.15

Finding the Fourth Proportional to 815,183.25, 1,124,988.02 and 452,607.15

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Solution

The fourth proportional to 815,183.25, 1,124,988.02 and 452,607.15 is: 624,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,183.25 : 1,124,988.02 = 452,607.15 : x
  2. Step 2: Convert to fraction form
    815,183.25/1,124,988.02 = 452,607.15/x
  3. Step 3: Cross multiply
    815,183.25x = 1,124,988.02 × 452,607.15
  4. Step 4: Simplify right side
    815,183.25x = 509,177,619,253.31
  5. Step 5: Solve for x
    x = 509,177,619,253.31/815,183.25
  6. Step 6: Final answer
    x = 624,617.37

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Double scale
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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.