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Finding the Fourth Proportional to 604,765.20, 907,048.37 and 225,586.79

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Solution

The fourth proportional to 604,765.20, 907,048.37 and 225,586.79 is: 338,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,765.20 : 907,048.37 = 225,586.79 : x
  2. Step 2: Convert to fraction form
    604,765.20/907,048.37 = 225,586.79/x
  3. Step 3: Cross multiply
    604,765.20x = 907,048.37 × 225,586.79
  4. Step 4: Simplify right side
    604,765.20x = 204,618,130,163.03
  5. Step 5: Solve for x
    x = 204,618,130,163.03/604,765.20
  6. Step 6: Final answer
    x = 338,343.10

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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.