Home / 903,886.40-1,355,829.60-229,966.40

Finding the Fourth Proportional to 903,886.40, 1,355,829.60 and 229,966.40

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Solution

The fourth proportional to 903,886.40, 1,355,829.60 and 229,966.40 is: 344,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,886.40 : 1,355,829.60 = 229,966.40 : x
  2. Step 2: Convert to fraction form
    903,886.40/1,355,829.60 = 229,966.40/x
  3. Step 3: Cross multiply
    903,886.40x = 1,355,829.60 × 229,966.40
  4. Step 4: Simplify right side
    903,886.40x = 311,795,252,125.44
  5. Step 5: Solve for x
    x = 311,795,252,125.44/903,886.40
  6. Step 6: Final answer
    x = 344,949.60

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Similar ratio
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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.