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Finding the Fourth Proportional to 608,576.85, 839,632.08 and 350,448.24

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Solution

The fourth proportional to 608,576.85, 839,632.08 and 350,448.24 is: 483,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,576.85 : 839,632.08 = 350,448.24 : x
  2. Step 2: Convert to fraction form
    608,576.85/839,632.08 = 350,448.24/x
  3. Step 3: Cross multiply
    608,576.85x = 839,632.08 × 350,448.24
  4. Step 4: Simplify right side
    608,576.85x = 294,247,584,683.54
  5. Step 5: Solve for x
    x = 294,247,584,683.54/608,576.85
  6. Step 6: Final answer
    x = 483,501.11

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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.