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Finding the Fourth Proportional to 510,237.63, 765,423.27 and 168,567.48

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Solution

The fourth proportional to 510,237.63, 765,423.27 and 168,567.48 is: 252,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,237.63 : 765,423.27 = 168,567.48 : x
  2. Step 2: Convert to fraction form
    510,237.63/765,423.27 = 168,567.48/x
  3. Step 3: Cross multiply
    510,237.63x = 765,423.27 × 168,567.48
  4. Step 4: Simplify right side
    510,237.63x = 129,025,471,757.26
  5. Step 5: Solve for x
    x = 129,025,471,757.26/510,237.63
  6. Step 6: Final answer
    x = 252,873.30

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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.