Home / 581,782.96-802,865.28-327,131.92

Finding the Fourth Proportional to 581,782.96, 802,865.28 and 327,131.92

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Solution

The fourth proportional to 581,782.96, 802,865.28 and 327,131.92 is: 451,444.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,782.96 : 802,865.28 = 327,131.92 : x
  2. Step 2: Convert to fraction form
    581,782.96/802,865.28 = 327,131.92/x
  3. Step 3: Cross multiply
    581,782.96x = 802,865.28 × 327,131.92
  4. Step 4: Simplify right side
    581,782.96x = 262,642,860,547.74
  5. Step 5: Solve for x
    x = 262,642,860,547.74/581,782.96
  6. Step 6: Final answer
    x = 451,444.75

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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.