Home / 677,446.99-1,016,170.92-172,045.87

Finding the Fourth Proportional to 677,446.99, 1,016,170.92 and 172,045.87

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Solution

The fourth proportional to 677,446.99, 1,016,170.92 and 172,045.87 is: 258,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,446.99 : 1,016,170.92 = 172,045.87 : x
  2. Step 2: Convert to fraction form
    677,446.99/1,016,170.92 = 172,045.87/x
  3. Step 3: Cross multiply
    677,446.99x = 1,016,170.92 × 172,045.87
  4. Step 4: Simplify right side
    677,446.99x = 174,828,010,000.10
  5. Step 5: Solve for x
    x = 174,828,010,000.10/677,446.99
  6. Step 6: Final answer
    x = 258,068.92

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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.