Home / 745,779.30-1,118,713.16-233,540.25

Finding the Fourth Proportional to 745,779.30, 1,118,713.16 and 233,540.25

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Solution

The fourth proportional to 745,779.30, 1,118,713.16 and 233,540.25 is: 350,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,779.30 : 1,118,713.16 = 233,540.25 : x
  2. Step 2: Convert to fraction form
    745,779.30/1,118,713.16 = 233,540.25/x
  3. Step 3: Cross multiply
    745,779.30x = 1,118,713.16 × 233,540.25
  4. Step 4: Simplify right side
    745,779.30x = 261,264,549,896.99
  5. Step 5: Solve for x
    x = 261,264,549,896.99/745,779.30
  6. Step 6: Final answer
    x = 350,324.22

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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.