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Finding the Fourth Proportional to 440,033.40, 660,050.10 and 335,057.40

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Solution

The fourth proportional to 440,033.40, 660,050.10 and 335,057.40 is: 502,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,033.40 : 660,050.10 = 335,057.40 : x
  2. Step 2: Convert to fraction form
    440,033.40/660,050.10 = 335,057.40/x
  3. Step 3: Cross multiply
    440,033.40x = 660,050.10 × 335,057.40
  4. Step 4: Simplify right side
    440,033.40x = 221,154,670,375.74
  5. Step 5: Solve for x
    x = 221,154,670,375.74/440,033.40
  6. Step 6: Final answer
    x = 502,586.10

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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.