Home / 790,224.40-1,181,837.40-664,253.20

Finding the Fourth Proportional to 790,224.40, 1,181,837.40 and 664,253.20

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Solution

The fourth proportional to 790,224.40, 1,181,837.40 and 664,253.20 is: 993,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,224.40 : 1,181,837.40 = 664,253.20 : x
  2. Step 2: Convert to fraction form
    790,224.40/1,181,837.40 = 664,253.20/x
  3. Step 3: Cross multiply
    790,224.40x = 1,181,837.40 × 664,253.20
  4. Step 4: Simplify right side
    790,224.40x = 785,039,274,829.68
  5. Step 5: Solve for x
    x = 785,039,274,829.68/790,224.40
  6. Step 6: Final answer
    x = 993,438.41

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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.