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Finding the Fourth Proportional to 565,359.56, 848,071.64 and 160,520.12

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Solution

The fourth proportional to 565,359.56, 848,071.64 and 160,520.12 is: 240,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,359.56 : 848,071.64 = 160,520.12 : x
  2. Step 2: Convert to fraction form
    565,359.56/848,071.64 = 160,520.12/x
  3. Step 3: Cross multiply
    565,359.56x = 848,071.64 × 160,520.12
  4. Step 4: Simplify right side
    565,359.56x = 136,132,561,421.40
  5. Step 5: Solve for x
    x = 136,132,561,421.40/565,359.56
  6. Step 6: Final answer
    x = 240,789.35

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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.