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Finding the Fourth Proportional to 567,694.81, 851,396.95 and 168,242.23

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Solution

The fourth proportional to 567,694.81, 851,396.95 and 168,242.23 is: 252,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,694.81 : 851,396.95 = 168,242.23 : x
  2. Step 2: Convert to fraction form
    567,694.81/851,396.95 = 168,242.23/x
  3. Step 3: Cross multiply
    567,694.81x = 851,396.95 × 168,242.23
  4. Step 4: Simplify right side
    567,694.81x = 143,240,921,483.20
  5. Step 5: Solve for x
    x = 143,240,921,483.20/567,694.81
  6. Step 6: Final answer
    x = 252,320.29

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1.5x scale

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.