Home / 1,078,053.80-1,617,080.70-367,910.60

Finding the Fourth Proportional to 1,078,053.80, 1,617,080.70 and 367,910.60

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Solution

The fourth proportional to 1,078,053.80, 1,617,080.70 and 367,910.60 is: 551,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,053.80 : 1,617,080.70 = 367,910.60 : x
  2. Step 2: Convert to fraction form
    1,078,053.80/1,617,080.70 = 367,910.60/x
  3. Step 3: Cross multiply
    1,078,053.80x = 1,617,080.70 × 367,910.60
  4. Step 4: Simplify right side
    1,078,053.80x = 594,941,130,585.42
  5. Step 5: Solve for x
    x = 594,941,130,585.42/1,078,053.80
  6. Step 6: Final answer
    x = 551,865.90

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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.