Home / 359,318.04-495,838.58-223,348.50

Finding the Fourth Proportional to 359,318.04, 495,838.58 and 223,348.50

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Solution

The fourth proportional to 359,318.04, 495,838.58 and 223,348.50 is: 308,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,318.04 : 495,838.58 = 223,348.50 : x
  2. Step 2: Convert to fraction form
    359,318.04/495,838.58 = 223,348.50/x
  3. Step 3: Cross multiply
    359,318.04x = 495,838.58 × 223,348.50
  4. Step 4: Simplify right side
    359,318.04x = 110,744,801,968.39
  5. Step 5: Solve for x
    x = 110,744,801,968.39/359,318.04
  6. Step 6: Final answer
    x = 308,208.30

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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.