Home / 876,587.52-1,209,659.04-550,076.64

Finding the Fourth Proportional to 876,587.52, 1,209,659.04 and 550,076.64

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Solution

The fourth proportional to 876,587.52, 1,209,659.04 and 550,076.64 is: 759,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,587.52 : 1,209,659.04 = 550,076.64 : x
  2. Step 2: Convert to fraction form
    876,587.52/1,209,659.04 = 550,076.64/x
  3. Step 3: Cross multiply
    876,587.52x = 1,209,659.04 × 550,076.64
  4. Step 4: Simplify right side
    876,587.52x = 665,405,180,268.83
  5. Step 5: Solve for x
    x = 665,405,180,268.83/876,587.52
  6. Step 6: Final answer
    x = 759,085.85

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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.