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Finding the Fourth Proportional to 229,572.72, 342,623.06 and 223,594.01

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Solution

The fourth proportional to 229,572.72, 342,623.06 and 223,594.01 is: 333,700.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,572.72 : 342,623.06 = 223,594.01 : x
  2. Step 2: Convert to fraction form
    229,572.72/342,623.06 = 223,594.01/x
  3. Step 3: Cross multiply
    229,572.72x = 342,623.06 × 223,594.01
  4. Step 4: Simplify right side
    229,572.72x = 76,608,463,903.87
  5. Step 5: Solve for x
    x = 76,608,463,903.87/229,572.72
  6. Step 6: Final answer
    x = 333,700.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.