Home / 355,747.04-490,942.63-194,598.41

Finding the Fourth Proportional to 355,747.04, 490,942.63 and 194,598.41

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Solution

The fourth proportional to 355,747.04, 490,942.63 and 194,598.41 is: 268,552.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,747.04 : 490,942.63 = 194,598.41 : x
  2. Step 2: Convert to fraction form
    355,747.04/490,942.63 = 194,598.41/x
  3. Step 3: Cross multiply
    355,747.04x = 490,942.63 × 194,598.41
  4. Step 4: Simplify right side
    355,747.04x = 95,536,655,199.22
  5. Step 5: Solve for x
    x = 95,536,655,199.22/355,747.04
  6. Step 6: Final answer
    x = 268,552.21

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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.