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Finding the Fourth Proportional to 324,062.90, 486,094.35 and 181,762.10

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Solution

The fourth proportional to 324,062.90, 486,094.35 and 181,762.10 is: 272,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,062.90 : 486,094.35 = 181,762.10 : x
  2. Step 2: Convert to fraction form
    324,062.90/486,094.35 = 181,762.10/x
  3. Step 3: Cross multiply
    324,062.90x = 486,094.35 × 181,762.10
  4. Step 4: Simplify right side
    324,062.90x = 88,353,529,854.14
  5. Step 5: Solve for x
    x = 88,353,529,854.14/324,062.90
  6. Step 6: Final answer
    x = 272,643.15

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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.