Home / 677,572.38-1,014,583.05-476,805.78

Finding the Fourth Proportional to 677,572.38, 1,014,583.05 and 476,805.78

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Solution

The fourth proportional to 677,572.38, 1,014,583.05 and 476,805.78 is: 713,959.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,572.38 : 1,014,583.05 = 476,805.78 : x
  2. Step 2: Convert to fraction form
    677,572.38/1,014,583.05 = 476,805.78/x
  3. Step 3: Cross multiply
    677,572.38x = 1,014,583.05 × 476,805.78
  4. Step 4: Simplify right side
    677,572.38x = 483,759,062,530.03
  5. Step 5: Solve for x
    x = 483,759,062,530.03/677,572.38
  6. Step 6: Final answer
    x = 713,959.24

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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.