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Finding the Fourth Proportional to 506,893.42, 760,509.03 and 169,967.38

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Solution

The fourth proportional to 506,893.42, 760,509.03 and 169,967.38 is: 255,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,893.42 : 760,509.03 = 169,967.38 : x
  2. Step 2: Convert to fraction form
    506,893.42/760,509.03 = 169,967.38/x
  3. Step 3: Cross multiply
    506,893.42x = 760,509.03 × 169,967.38
  4. Step 4: Simplify right side
    506,893.42x = 129,261,727,295.44
  5. Step 5: Solve for x
    x = 129,261,727,295.44/506,893.42
  6. Step 6: Final answer
    x = 255,007.70

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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.