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Finding the Fourth Proportional to 359,504.34, 539,256.50 and 122,849.07

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Solution

The fourth proportional to 359,504.34, 539,256.50 and 122,849.07 is: 184,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,504.34 : 539,256.50 = 122,849.07 : x
  2. Step 2: Convert to fraction form
    359,504.34/539,256.50 = 122,849.07/x
  3. Step 3: Cross multiply
    359,504.34x = 539,256.50 × 122,849.07
  4. Step 4: Simplify right side
    359,504.34x = 66,247,159,516.46
  5. Step 5: Solve for x
    x = 66,247,159,516.46/359,504.34
  6. Step 6: Final answer
    x = 184,273.60

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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.