Home / 631,294.39-947,318.88-231,975.54

Finding the Fourth Proportional to 631,294.39, 947,318.88 and 231,975.54

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Solution

The fourth proportional to 631,294.39, 947,318.88 and 231,975.54 is: 348,101.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,294.39 : 947,318.88 = 231,975.54 : x
  2. Step 2: Convert to fraction form
    631,294.39/947,318.88 = 231,975.54/x
  3. Step 3: Cross multiply
    631,294.39x = 947,318.88 × 231,975.54
  4. Step 4: Simplify right side
    631,294.39x = 219,754,808,740.20
  5. Step 5: Solve for x
    x = 219,754,808,740.20/631,294.39
  6. Step 6: Final answer
    x = 348,101.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.