Home / 367,475.20-507,084.78-222,335.08

Finding the Fourth Proportional to 367,475.20, 507,084.78 and 222,335.08

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Solution

The fourth proportional to 367,475.20, 507,084.78 and 222,335.08 is: 306,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,475.20 : 507,084.78 = 222,335.08 : x
  2. Step 2: Convert to fraction form
    367,475.20/507,084.78 = 222,335.08/x
  3. Step 3: Cross multiply
    367,475.20x = 507,084.78 × 222,335.08
  4. Step 4: Simplify right side
    367,475.20x = 112,742,735,128.08
  5. Step 5: Solve for x
    x = 112,742,735,128.08/367,475.20
  6. Step 6: Final answer
    x = 306,803.66

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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.