Home / 355,041.29-531,548.18-270,703.37

Finding the Fourth Proportional to 355,041.29, 531,548.18 and 270,703.37

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Solution

The fourth proportional to 355,041.29, 531,548.18 and 270,703.37 is: 405,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,041.29 : 531,548.18 = 270,703.37 : x
  2. Step 2: Convert to fraction form
    355,041.29/531,548.18 = 270,703.37/x
  3. Step 3: Cross multiply
    355,041.29x = 531,548.18 × 270,703.37
  4. Step 4: Simplify right side
    355,041.29x = 143,891,882,289.85
  5. Step 5: Solve for x
    x = 143,891,882,289.85/355,041.29
  6. Step 6: Final answer
    x = 405,282.11

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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.