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Finding the Fourth Proportional to 442,190.06, 610,243.92 and 248,658.68

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Solution

The fourth proportional to 442,190.06, 610,243.92 and 248,658.68 is: 343,161.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,190.06 : 610,243.92 = 248,658.68 : x
  2. Step 2: Convert to fraction form
    442,190.06/610,243.92 = 248,658.68/x
  3. Step 3: Cross multiply
    442,190.06x = 610,243.92 × 248,658.68
  4. Step 4: Simplify right side
    442,190.06x = 151,742,443,330.71
  5. Step 5: Solve for x
    x = 151,742,443,330.71/442,190.06
  6. Step 6: Final answer
    x = 343,161.14

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1.5x scale

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.