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Finding the Fourth Proportional to 324,191.34, 486,050.76 and 153,352.62

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Solution

The fourth proportional to 324,191.34, 486,050.76 and 153,352.62 is: 229,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,191.34 : 486,050.76 = 153,352.62 : x
  2. Step 2: Convert to fraction form
    324,191.34/486,050.76 = 153,352.62/x
  3. Step 3: Cross multiply
    324,191.34x = 486,050.76 × 153,352.62
  4. Step 4: Simplify right side
    324,191.34x = 74,537,157,498.99
  5. Step 5: Solve for x
    x = 74,537,157,498.99/324,191.34
  6. Step 6: Final answer
    x = 229,917.18

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1.5x scale

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.