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Finding the Fourth Proportional to 440,620.65, 608,002.74 and 246,983.67

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Solution

The fourth proportional to 440,620.65, 608,002.74 and 246,983.67 is: 340,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,620.65 : 608,002.74 = 246,983.67 : x
  2. Step 2: Convert to fraction form
    440,620.65/608,002.74 = 246,983.67/x
  3. Step 3: Cross multiply
    440,620.65x = 608,002.74 × 246,983.67
  4. Step 4: Simplify right side
    440,620.65x = 150,166,748,095.26
  5. Step 5: Solve for x
    x = 150,166,748,095.26/440,620.65
  6. Step 6: Final answer
    x = 340,807.33

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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.