Home / 903,856.63-1,355,792.88-229,938.64

Finding the Fourth Proportional to 903,856.63, 1,355,792.88 and 229,938.64

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Solution

The fourth proportional to 903,856.63, 1,355,792.88 and 229,938.64 is: 344,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,856.63 : 1,355,792.88 = 229,938.64 : x
  2. Step 2: Convert to fraction form
    903,856.63/1,355,792.88 = 229,938.64/x
  3. Step 3: Cross multiply
    903,856.63x = 1,355,792.88 × 229,938.64
  4. Step 4: Simplify right side
    903,856.63x = 311,749,170,948.88
  5. Step 5: Solve for x
    x = 311,749,170,948.88/903,856.63
  6. Step 6: Final answer
    x = 344,909.98

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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.