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Finding the Fourth Proportional to 335,501.58, 503,375.88 and 155,673.06

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Solution

The fourth proportional to 335,501.58, 503,375.88 and 155,673.06 is: 233,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,501.58 : 503,375.88 = 155,673.06 : x
  2. Step 2: Convert to fraction form
    335,501.58/503,375.88 = 155,673.06/x
  3. Step 3: Cross multiply
    335,501.58x = 503,375.88 × 155,673.06
  4. Step 4: Simplify right side
    335,501.58x = 78,362,063,569.79
  5. Step 5: Solve for x
    x = 78,362,063,569.79/335,501.58
  6. Step 6: Final answer
    x = 233,566.90

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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.