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Finding the Fourth Proportional to 333,609.38, 460,381.19 and 180,648.78

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Solution

The fourth proportional to 333,609.38, 460,381.19 and 180,648.78 is: 249,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,609.38 : 460,381.19 = 180,648.78 : x
  2. Step 2: Convert to fraction form
    333,609.38/460,381.19 = 180,648.78/x
  3. Step 3: Cross multiply
    333,609.38x = 460,381.19 × 180,648.78
  4. Step 4: Simplify right side
    333,609.38x = 83,167,301,792.64
  5. Step 5: Solve for x
    x = 83,167,301,792.64/333,609.38
  6. Step 6: Final answer
    x = 249,295.45

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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.