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Finding the Fourth Proportional to 333,391.92, 460,009.80 and 197,468.40

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Solution

The fourth proportional to 333,391.92, 460,009.80 and 197,468.40 is: 272,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,391.92 : 460,009.80 = 197,468.40 : x
  2. Step 2: Convert to fraction form
    333,391.92/460,009.80 = 197,468.40/x
  3. Step 3: Cross multiply
    333,391.92x = 460,009.80 × 197,468.40
  4. Step 4: Simplify right side
    333,391.92x = 90,837,399,190.32
  5. Step 5: Solve for x
    x = 90,837,399,190.32/333,391.92
  6. Step 6: Final answer
    x = 272,464.31

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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.