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Finding the Fourth Proportional to 344,816.65, 475,576.96 and 235,985.50

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Solution

The fourth proportional to 344,816.65, 475,576.96 and 235,985.50 is: 325,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,816.65 : 475,576.96 = 235,985.50 : x
  2. Step 2: Convert to fraction form
    344,816.65/475,576.96 = 235,985.50/x
  3. Step 3: Cross multiply
    344,816.65x = 475,576.96 × 235,985.50
  4. Step 4: Simplify right side
    344,816.65x = 112,229,263,136.27
  5. Step 5: Solve for x
    x = 112,229,263,136.27/344,816.65
  6. Step 6: Final answer
    x = 325,475.19

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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.