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Finding the Fourth Proportional to 363,706.07, 501,740.53 and 282,578.42

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Solution

The fourth proportional to 363,706.07, 501,740.53 and 282,578.42 is: 389,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,706.07 : 501,740.53 = 282,578.42 : x
  2. Step 2: Convert to fraction form
    363,706.07/501,740.53 = 282,578.42/x
  3. Step 3: Cross multiply
    363,706.07x = 501,740.53 × 282,578.42
  4. Step 4: Simplify right side
    363,706.07x = 141,781,046,765.27
  5. Step 5: Solve for x
    x = 141,781,046,765.27/363,706.07
  6. Step 6: Final answer
    x = 389,823.16

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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.