Home / 359,669.80-496,312.88-230,380.18

Finding the Fourth Proportional to 359,669.80, 496,312.88 and 230,380.18

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Solution

The fourth proportional to 359,669.80, 496,312.88 and 230,380.18 is: 317,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,669.80 : 496,312.88 = 230,380.18 : x
  2. Step 2: Convert to fraction form
    359,669.80/496,312.88 = 230,380.18/x
  3. Step 3: Cross multiply
    359,669.80x = 496,312.88 × 230,380.18
  4. Step 4: Simplify right side
    359,669.80x = 114,340,649,478.82
  5. Step 5: Solve for x
    x = 114,340,649,478.82/359,669.80
  6. Step 6: Final answer
    x = 317,904.50

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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.