Home / 631,837.10-947,921.65-227,070.18

Finding the Fourth Proportional to 631,837.10, 947,921.65 and 227,070.18

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Solution

The fourth proportional to 631,837.10, 947,921.65 and 227,070.18 is: 340,664.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,837.10 : 947,921.65 = 227,070.18 : x
  2. Step 2: Convert to fraction form
    631,837.10/947,921.65 = 227,070.18/x
  3. Step 3: Cross multiply
    631,837.10x = 947,921.65 × 227,070.18
  4. Step 4: Simplify right side
    631,837.10x = 215,244,739,123.72
  5. Step 5: Solve for x
    x = 215,244,739,123.72/631,837.10
  6. Step 6: Final answer
    x = 340,664.92

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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.