Home / 359,483.45-496,131.10-206,521.36

Finding the Fourth Proportional to 359,483.45, 496,131.10 and 206,521.36

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Solution

The fourth proportional to 359,483.45, 496,131.10 and 206,521.36 is: 285,024.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,483.45 : 496,131.10 = 206,521.36 : x
  2. Step 2: Convert to fraction form
    359,483.45/496,131.10 = 206,521.36/x
  3. Step 3: Cross multiply
    359,483.45x = 496,131.10 × 206,521.36
  4. Step 4: Simplify right side
    359,483.45x = 102,461,669,510.30
  5. Step 5: Solve for x
    x = 102,461,669,510.30/359,483.45
  6. Step 6: Final answer
    x = 285,024.72

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1.5x scale

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.