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Finding the Fourth Proportional to 370,673.77, 556,096.17 and 157,448.56

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Solution

The fourth proportional to 370,673.77, 556,096.17 and 157,448.56 is: 236,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,673.77 : 556,096.17 = 157,448.56 : x
  2. Step 2: Convert to fraction form
    370,673.77/556,096.17 = 157,448.56/x
  3. Step 3: Cross multiply
    370,673.77x = 556,096.17 × 157,448.56
  4. Step 4: Simplify right side
    370,673.77x = 87,556,541,188.02
  5. Step 5: Solve for x
    x = 87,556,541,188.02/370,673.77
  6. Step 6: Final answer
    x = 236,209.16

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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.