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Finding the Fourth Proportional to 571,598.92, 857,314.91 and 166,682.32

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Solution

The fourth proportional to 571,598.92, 857,314.91 and 166,682.32 is: 249,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,598.92 : 857,314.91 = 166,682.32 : x
  2. Step 2: Convert to fraction form
    571,598.92/857,314.91 = 166,682.32/x
  3. Step 3: Cross multiply
    571,598.92x = 857,314.91 × 166,682.32
  4. Step 4: Simplify right side
    571,598.92x = 142,899,241,298.82
  5. Step 5: Solve for x
    x = 142,899,241,298.82/571,598.92
  6. Step 6: Final answer
    x = 249,999.15

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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.