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Finding the Fourth Proportional to 333,392.92, 460,011.18 and 197,469.40

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Solution

The fourth proportional to 333,392.92, 460,011.18 and 197,469.40 is: 272,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,392.92 : 460,011.18 = 197,469.40 : x
  2. Step 2: Convert to fraction form
    333,392.92/460,011.18 = 197,469.40/x
  3. Step 3: Cross multiply
    333,392.92x = 460,011.18 × 197,469.40
  4. Step 4: Simplify right side
    333,392.92x = 90,838,131,707.89
  5. Step 5: Solve for x
    x = 90,838,131,707.89/333,392.92
  6. Step 6: Final answer
    x = 272,465.69

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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.