Home / 765,003.32-1,055,683.42-416,132.14

Finding the Fourth Proportional to 765,003.32, 1,055,683.42 and 416,132.14

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Solution

The fourth proportional to 765,003.32, 1,055,683.42 and 416,132.14 is: 574,250.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,003.32 : 1,055,683.42 = 416,132.14 : x
  2. Step 2: Convert to fraction form
    765,003.32/1,055,683.42 = 416,132.14/x
  3. Step 3: Cross multiply
    765,003.32x = 1,055,683.42 × 416,132.14
  4. Step 4: Simplify right side
    765,003.32x = 439,303,800,727.12
  5. Step 5: Solve for x
    x = 439,303,800,727.12/765,003.32
  6. Step 6: Final answer
    x = 574,250.84

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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.