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Finding the Fourth Proportional to 440,596.28, 608,024.44 and 239,392.28

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Solution

The fourth proportional to 440,596.28, 608,024.44 and 239,392.28 is: 330,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,596.28 : 608,024.44 = 239,392.28 : x
  2. Step 2: Convert to fraction form
    440,596.28/608,024.44 = 239,392.28/x
  3. Step 3: Cross multiply
    440,596.28x = 608,024.44 × 239,392.28
  4. Step 4: Simplify right side
    440,596.28x = 145,556,356,987.32
  5. Step 5: Solve for x
    x = 145,556,356,987.32/440,596.28
  6. Step 6: Final answer
    x = 330,362.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.