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Finding the Fourth Proportional to 604,441.08, 906,858.72 and 288,922.50

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Solution

The fourth proportional to 604,441.08, 906,858.72 and 288,922.50 is: 433,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,441.08 : 906,858.72 = 288,922.50 : x
  2. Step 2: Convert to fraction form
    604,441.08/906,858.72 = 288,922.50/x
  3. Step 3: Cross multiply
    604,441.08x = 906,858.72 × 288,922.50
  4. Step 4: Simplify right side
    604,441.08x = 262,011,888,529.20
  5. Step 5: Solve for x
    x = 262,011,888,529.20/604,441.08
  6. Step 6: Final answer
    x = 433,477.96

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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.