Home / 1,025,992.80-1,539,157.68-316,020.96

Finding the Fourth Proportional to 1,025,992.80, 1,539,157.68 and 316,020.96

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Solution

The fourth proportional to 1,025,992.80, 1,539,157.68 and 316,020.96 is: 474,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,992.80 : 1,539,157.68 = 316,020.96 : x
  2. Step 2: Convert to fraction form
    1,025,992.80/1,539,157.68 = 316,020.96/x
  3. Step 3: Cross multiply
    1,025,992.80x = 1,539,157.68 × 316,020.96
  4. Step 4: Simplify right side
    1,025,992.80x = 486,406,087,624.97
  5. Step 5: Solve for x
    x = 486,406,087,624.97/1,025,992.80
  6. Step 6: Final answer
    x = 474,083.33

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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.