Home / 350,776.07-526,242-163,685.51

Finding the Fourth Proportional to 350,776.07, 526,242 and 163,685.51

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Solution

The fourth proportional to 350,776.07, 526,242 and 163,685.51 is: 245,564.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,776.07 : 526,242 = 163,685.51 : x
  2. Step 2: Convert to fraction form
    350,776.07/526,242 = 163,685.51/x
  3. Step 3: Cross multiply
    350,776.07x = 526,242 × 163,685.51
  4. Step 4: Simplify right side
    350,776.07x = 86,138,190,153.42
  5. Step 5: Solve for x
    x = 86,138,190,153.42/350,776.07
  6. Step 6: Final answer
    x = 245,564.61

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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.