Home / 494,926.39-742,380.47-157,964.36

Finding the Fourth Proportional to 494,926.39, 742,380.47 and 157,964.36

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Solution

The fourth proportional to 494,926.39, 742,380.47 and 157,964.36 is: 236,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,926.39 : 742,380.47 = 157,964.36 : x
  2. Step 2: Convert to fraction form
    494,926.39/742,380.47 = 157,964.36/x
  3. Step 3: Cross multiply
    494,926.39x = 742,380.47 × 157,964.36
  4. Step 4: Simplify right side
    494,926.39x = 117,269,655,030.23
  5. Step 5: Solve for x
    x = 117,269,655,030.23/494,926.39
  6. Step 6: Final answer
    x = 236,943.63

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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.