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Finding the Fourth Proportional to 368,277.24, 508,217.58 and 207,132.24

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Solution

The fourth proportional to 368,277.24, 508,217.58 and 207,132.24 is: 285,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,277.24 : 508,217.58 = 207,132.24 : x
  2. Step 2: Convert to fraction form
    368,277.24/508,217.58 = 207,132.24/x
  3. Step 3: Cross multiply
    368,277.24x = 508,217.58 × 207,132.24
  4. Step 4: Simplify right side
    368,277.24x = 105,268,244,717.12
  5. Step 5: Solve for x
    x = 105,268,244,717.12/368,277.24
  6. Step 6: Final answer
    x = 285,839.67

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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.