Home / 900,890.28-1,351,867.88-332,669.36

Finding the Fourth Proportional to 900,890.28, 1,351,867.88 and 332,669.36

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Solution

The fourth proportional to 900,890.28, 1,351,867.88 and 332,669.36 is: 499,200.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,890.28 : 1,351,867.88 = 332,669.36 : x
  2. Step 2: Convert to fraction form
    900,890.28/1,351,867.88 = 332,669.36/x
  3. Step 3: Cross multiply
    900,890.28x = 1,351,867.88 × 332,669.36
  4. Step 4: Simplify right side
    900,890.28x = 449,725,022,444.16
  5. Step 5: Solve for x
    x = 449,725,022,444.16/900,890.28
  6. Step 6: Final answer
    x = 499,200.66

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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.