Home / 401,256.93-601,964.07-148,539.36

Finding the Fourth Proportional to 401,256.93, 601,964.07 and 148,539.36

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Solution

The fourth proportional to 401,256.93, 601,964.07 and 148,539.36 is: 222,838.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,256.93 : 601,964.07 = 148,539.36 : x
  2. Step 2: Convert to fraction form
    401,256.93/601,964.07 = 148,539.36/x
  3. Step 3: Cross multiply
    401,256.93x = 601,964.07 × 148,539.36
  4. Step 4: Simplify right side
    401,256.93x = 89,415,357,700.80
  5. Step 5: Solve for x
    x = 89,415,357,700.80/401,256.93
  6. Step 6: Final answer
    x = 222,838.16

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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.