Home / 677,297.90-1,016,002.07-340,165.10

Finding the Fourth Proportional to 677,297.90, 1,016,002.07 and 340,165.10

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Solution

The fourth proportional to 677,297.90, 1,016,002.07 and 340,165.10 is: 510,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,297.90 : 1,016,002.07 = 340,165.10 : x
  2. Step 2: Convert to fraction form
    677,297.90/1,016,002.07 = 340,165.10/x
  3. Step 3: Cross multiply
    677,297.90x = 1,016,002.07 × 340,165.10
  4. Step 4: Simplify right side
    677,297.90x = 345,608,445,741.76
  5. Step 5: Solve for x
    x = 345,608,445,741.76/677,297.90
  6. Step 6: Final answer
    x = 510,275.38

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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.