Home / 961,014.15-1,326,142.52-531,268.65

Finding the Fourth Proportional to 961,014.15, 1,326,142.52 and 531,268.65

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Solution

The fourth proportional to 961,014.15, 1,326,142.52 and 531,268.65 is: 733,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,014.15 : 1,326,142.52 = 531,268.65 : x
  2. Step 2: Convert to fraction form
    961,014.15/1,326,142.52 = 531,268.65/x
  3. Step 3: Cross multiply
    961,014.15x = 1,326,142.52 × 531,268.65
  4. Step 4: Simplify right side
    961,014.15x = 704,537,939,677.29
  5. Step 5: Solve for x
    x = 704,537,939,677.29/961,014.15
  6. Step 6: Final answer
    x = 733,119.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.