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Finding the Fourth Proportional to 291,795.82, 437,693.75 and 225,332.89

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Solution

The fourth proportional to 291,795.82, 437,693.75 and 225,332.89 is: 337,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,795.82 : 437,693.75 = 225,332.89 : x
  2. Step 2: Convert to fraction form
    291,795.82/437,693.75 = 225,332.89/x
  3. Step 3: Cross multiply
    291,795.82x = 437,693.75 × 225,332.89
  4. Step 4: Simplify right side
    291,795.82x = 98,626,797,622.44
  5. Step 5: Solve for x
    x = 98,626,797,622.44/291,795.82
  6. Step 6: Final answer
    x = 337,999.35

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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.