Home / 631,839.10-947,924.65-227,072.18

Finding the Fourth Proportional to 631,839.10, 947,924.65 and 227,072.18

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Solution

The fourth proportional to 631,839.10, 947,924.65 and 227,072.18 is: 340,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,839.10 : 947,924.65 = 227,072.18 : x
  2. Step 2: Convert to fraction form
    631,839.10/947,924.65 = 227,072.18/x
  3. Step 3: Cross multiply
    631,839.10x = 947,924.65 × 227,072.18
  4. Step 4: Simplify right side
    631,839.10x = 215,247,316,751.24
  5. Step 5: Solve for x
    x = 215,247,316,751.24/631,839.10
  6. Step 6: Final answer
    x = 340,667.93

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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.