Home / 340,023.39-469,225.74-187,052.64

Finding the Fourth Proportional to 340,023.39, 469,225.74 and 187,052.64

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Solution

The fourth proportional to 340,023.39, 469,225.74 and 187,052.64 is: 258,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,023.39 : 469,225.74 = 187,052.64 : x
  2. Step 2: Convert to fraction form
    340,023.39/469,225.74 = 187,052.64/x
  3. Step 3: Cross multiply
    340,023.39x = 469,225.74 × 187,052.64
  4. Step 4: Simplify right side
    340,023.39x = 87,769,911,076.82
  5. Step 5: Solve for x
    x = 87,769,911,076.82/340,023.39
  6. Step 6: Final answer
    x = 258,129.04

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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.