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Finding the Fourth Proportional to 230,740.79, 345,612.96 and 225,094.23

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Solution

The fourth proportional to 230,740.79, 345,612.96 and 225,094.23 is: 337,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,740.79 : 345,612.96 = 225,094.23 : x
  2. Step 2: Convert to fraction form
    230,740.79/345,612.96 = 225,094.23/x
  3. Step 3: Cross multiply
    230,740.79x = 345,612.96 × 225,094.23
  4. Step 4: Simplify right side
    230,740.79x = 77,795,483,109.22
  5. Step 5: Solve for x
    x = 77,795,483,109.22/230,740.79
  6. Step 6: Final answer
    x = 337,155.32

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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.