Home / 943,433.84-1,415,337.52-269,520.96

Finding the Fourth Proportional to 943,433.84, 1,415,337.52 and 269,520.96

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Solution

The fourth proportional to 943,433.84, 1,415,337.52 and 269,520.96 is: 404,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,433.84 : 1,415,337.52 = 269,520.96 : x
  2. Step 2: Convert to fraction form
    943,433.84/1,415,337.52 = 269,520.96/x
  3. Step 3: Cross multiply
    943,433.84x = 1,415,337.52 × 269,520.96
  4. Step 4: Simplify right side
    943,433.84x = 381,463,127,114.42
  5. Step 5: Solve for x
    x = 381,463,127,114.42/943,433.84
  6. Step 6: Final answer
    x = 404,334.79

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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.