Home / 677,442.02-1,016,064.10-197,540.86

Finding the Fourth Proportional to 677,442.02, 1,016,064.10 and 197,540.86

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Solution

The fourth proportional to 677,442.02, 1,016,064.10 and 197,540.86 is: 296,282.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,442.02 : 1,016,064.10 = 197,540.86 : x
  2. Step 2: Convert to fraction form
    677,442.02/1,016,064.10 = 197,540.86/x
  3. Step 3: Cross multiply
    677,442.02x = 1,016,064.10 × 197,540.86
  4. Step 4: Simplify right side
    677,442.02x = 200,714,176,129.13
  5. Step 5: Solve for x
    x = 200,714,176,129.13/677,442.02
  6. Step 6: Final answer
    x = 296,282.44

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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.