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Finding the Fourth Proportional to 464,393.79, 696,623.76 and 160,662.02

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Solution

The fourth proportional to 464,393.79, 696,623.76 and 160,662.02 is: 241,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,393.79 : 696,623.76 = 160,662.02 : x
  2. Step 2: Convert to fraction form
    464,393.79/696,623.76 = 160,662.02/x
  3. Step 3: Cross multiply
    464,393.79x = 696,623.76 × 160,662.02
  4. Step 4: Simplify right side
    464,393.79x = 111,920,976,978.48
  5. Step 5: Solve for x
    x = 111,920,976,978.48/464,393.79
  6. Step 6: Final answer
    x = 241,004.47

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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.