Home / 347,762.12-521,836.96-187,834.84

Finding the Fourth Proportional to 347,762.12, 521,836.96 and 187,834.84

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Solution

The fourth proportional to 347,762.12, 521,836.96 and 187,834.84 is: 281,856.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,762.12 : 521,836.96 = 187,834.84 : x
  2. Step 2: Convert to fraction form
    347,762.12/521,836.96 = 187,834.84/x
  3. Step 3: Cross multiply
    347,762.12x = 521,836.96 × 187,834.84
  4. Step 4: Simplify right side
    347,762.12x = 98,019,161,887.69
  5. Step 5: Solve for x
    x = 98,019,161,887.69/347,762.12
  6. Step 6: Final answer
    x = 281,856.93

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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.