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Finding the Fourth Proportional to 606,493.80, 910,259.10 and 270,052.20

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Solution

The fourth proportional to 606,493.80, 910,259.10 and 270,052.20 is: 405,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,493.80 : 910,259.10 = 270,052.20 : x
  2. Step 2: Convert to fraction form
    606,493.80/910,259.10 = 270,052.20/x
  3. Step 3: Cross multiply
    606,493.80x = 910,259.10 × 270,052.20
  4. Step 4: Simplify right side
    606,493.80x = 245,817,472,525.02
  5. Step 5: Solve for x
    x = 245,817,472,525.02/606,493.80
  6. Step 6: Final answer
    x = 405,309.13

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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.