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Finding the Fourth Proportional to 333,396.78, 460,086.68 and 180,435.26

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Solution

The fourth proportional to 333,396.78, 460,086.68 and 180,435.26 is: 249,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,396.78 : 460,086.68 = 180,435.26 : x
  2. Step 2: Convert to fraction form
    333,396.78/460,086.68 = 180,435.26/x
  3. Step 3: Cross multiply
    333,396.78x = 460,086.68 × 180,435.26
  4. Step 4: Simplify right side
    333,396.78x = 83,015,859,728.34
  5. Step 5: Solve for x
    x = 83,015,859,728.34/333,396.78
  6. Step 6: Final answer
    x = 249,000.18

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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.