Home / 340,788.48-470,281.92-185,741.11

Finding the Fourth Proportional to 340,788.48, 470,281.92 and 185,741.11

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Solution

The fourth proportional to 340,788.48, 470,281.92 and 185,741.11 is: 256,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,788.48 : 470,281.92 = 185,741.11 : x
  2. Step 2: Convert to fraction form
    340,788.48/470,281.92 = 185,741.11/x
  3. Step 3: Cross multiply
    340,788.48x = 470,281.92 × 185,741.11
  4. Step 4: Simplify right side
    340,788.48x = 87,350,685,833.73
  5. Step 5: Solve for x
    x = 87,350,685,833.73/340,788.48
  6. Step 6: Final answer
    x = 256,319.37

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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.