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Finding the Fourth Proportional to 350,478.14, 525,767.96 and 110,510.59

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Solution

The fourth proportional to 350,478.14, 525,767.96 and 110,510.59 is: 165,781.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,478.14 : 525,767.96 = 110,510.59 : x
  2. Step 2: Convert to fraction form
    350,478.14/525,767.96 = 110,510.59/x
  3. Step 3: Cross multiply
    350,478.14x = 525,767.96 × 110,510.59
  4. Step 4: Simplify right side
    350,478.14x = 58,102,927,450.41
  5. Step 5: Solve for x
    x = 58,102,927,450.41/350,478.14
  6. Step 6: Final answer
    x = 165,781.89

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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.