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Finding the Fourth Proportional to 440,827.80, 660,204.90 and 440,827.80

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Solution

The fourth proportional to 440,827.80, 660,204.90 and 440,827.80 is: 660,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,827.80 : 660,204.90 = 440,827.80 : x
  2. Step 2: Convert to fraction form
    440,827.80/660,204.90 = 440,827.80/x
  3. Step 3: Cross multiply
    440,827.80x = 660,204.90 × 440,827.80
  4. Step 4: Simplify right side
    440,827.80x = 291,036,673,616.22
  5. Step 5: Solve for x
    x = 291,036,673,616.22/440,827.80
  6. Step 6: Final answer
    x = 660,204.90

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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.