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Finding the Fourth Proportional to 401,677.83, 602,487.47 and 164,956.23

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Solution

The fourth proportional to 401,677.83, 602,487.47 and 164,956.23 is: 247,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,677.83 : 602,487.47 = 164,956.23 : x
  2. Step 2: Convert to fraction form
    401,677.83/602,487.47 = 164,956.23/x
  3. Step 3: Cross multiply
    401,677.83x = 602,487.47 × 164,956.23
  4. Step 4: Simplify right side
    401,677.83x = 99,384,060,848.66
  5. Step 5: Solve for x
    x = 99,384,060,848.66/401,677.83
  6. Step 6: Final answer
    x = 247,422.32

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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.