Home / 685,254.60-1,027,007.10-526,697.10

Finding the Fourth Proportional to 685,254.60, 1,027,007.10 and 526,697.10

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Solution

The fourth proportional to 685,254.60, 1,027,007.10 and 526,697.10 is: 789,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,254.60 : 1,027,007.10 = 526,697.10 : x
  2. Step 2: Convert to fraction form
    685,254.60/1,027,007.10 = 526,697.10/x
  3. Step 3: Cross multiply
    685,254.60x = 1,027,007.10 × 526,697.10
  4. Step 4: Simplify right side
    685,254.60x = 540,921,661,249.41
  5. Step 5: Solve for x
    x = 540,921,661,249.41/685,254.60
  6. Step 6: Final answer
    x = 789,373.27

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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.