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Finding the Fourth Proportional to 326,347.76, 450,367.67 and 183,118.40

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Solution

The fourth proportional to 326,347.76, 450,367.67 and 183,118.40 is: 252,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,347.76 : 450,367.67 = 183,118.40 : x
  2. Step 2: Convert to fraction form
    326,347.76/450,367.67 = 183,118.40/x
  3. Step 3: Cross multiply
    326,347.76x = 450,367.67 × 183,118.40
  4. Step 4: Simplify right side
    326,347.76x = 82,470,603,974.70
  5. Step 5: Solve for x
    x = 82,470,603,974.70/326,347.76
  6. Step 6: Final answer
    x = 252,707.74

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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.