Home / 585,727.98-877,589-319,675.18

Finding the Fourth Proportional to 585,727.98, 877,589 and 319,675.18

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Solution

The fourth proportional to 585,727.98, 877,589 and 319,675.18 is: 478,965.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,727.98 : 877,589 = 319,675.18 : x
  2. Step 2: Convert to fraction form
    585,727.98/877,589 = 319,675.18/x
  3. Step 3: Cross multiply
    585,727.98x = 877,589 × 319,675.18
  4. Step 4: Simplify right side
    585,727.98x = 280,543,421,541.02
  5. Step 5: Solve for x
    x = 280,543,421,541.02/585,727.98
  6. Step 6: Final answer
    x = 478,965.37

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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.