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Finding the Fourth Proportional to 333,898.20, 460,778.63 and 180,940.64

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Solution

The fourth proportional to 333,898.20, 460,778.63 and 180,940.64 is: 249,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,898.20 : 460,778.63 = 180,940.64 : x
  2. Step 2: Convert to fraction form
    333,898.20/460,778.63 = 180,940.64/x
  3. Step 3: Cross multiply
    333,898.20x = 460,778.63 × 180,940.64
  4. Step 4: Simplify right side
    333,898.20x = 83,373,577,001.93
  5. Step 5: Solve for x
    x = 83,373,577,001.93/333,898.20
  6. Step 6: Final answer
    x = 249,697.59

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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.