Home / 839,003.67-1,157,785.25-476,380.04

Finding the Fourth Proportional to 839,003.67, 1,157,785.25 and 476,380.04

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Solution

The fourth proportional to 839,003.67, 1,157,785.25 and 476,380.04 is: 657,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,003.67 : 1,157,785.25 = 476,380.04 : x
  2. Step 2: Convert to fraction form
    839,003.67/1,157,785.25 = 476,380.04/x
  3. Step 3: Cross multiply
    839,003.67x = 1,157,785.25 × 476,380.04
  4. Step 4: Simplify right side
    839,003.67x = 551,545,775,535.58
  5. Step 5: Solve for x
    x = 551,545,775,535.58/839,003.67
  6. Step 6: Final answer
    x = 657,381.84

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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.