Home / 707,862.69-1,060,744.05-519,955.65

Finding the Fourth Proportional to 707,862.69, 1,060,744.05 and 519,955.65

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Solution

The fourth proportional to 707,862.69, 1,060,744.05 and 519,955.65 is: 779,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,862.69 : 1,060,744.05 = 519,955.65 : x
  2. Step 2: Convert to fraction form
    707,862.69/1,060,744.05 = 519,955.65/x
  3. Step 3: Cross multiply
    707,862.69x = 1,060,744.05 × 519,955.65
  4. Step 4: Simplify right side
    707,862.69x = 551,539,862,001.38
  5. Step 5: Solve for x
    x = 551,539,862,001.38/707,862.69
  6. Step 6: Final answer
    x = 779,162.22

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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.