Home / 674,928.90-1,012,411.58-295,654.50

Finding the Fourth Proportional to 674,928.90, 1,012,411.58 and 295,654.50

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Solution

The fourth proportional to 674,928.90, 1,012,411.58 and 295,654.50 is: 443,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,928.90 : 1,012,411.58 = 295,654.50 : x
  2. Step 2: Convert to fraction form
    674,928.90/1,012,411.58 = 295,654.50/x
  3. Step 3: Cross multiply
    674,928.90x = 1,012,411.58 × 295,654.50
  4. Step 4: Simplify right side
    674,928.90x = 299,324,038,000.84
  5. Step 5: Solve for x
    x = 299,324,038,000.84/674,928.90
  6. Step 6: Final answer
    x = 443,489.73

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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.