Home / 899,524.79-1,349,520.86-268,438.60

Finding the Fourth Proportional to 899,524.79, 1,349,520.86 and 268,438.60

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Solution

The fourth proportional to 899,524.79, 1,349,520.86 and 268,438.60 is: 402,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,524.79 : 1,349,520.86 = 268,438.60 : x
  2. Step 2: Convert to fraction form
    899,524.79/1,349,520.86 = 268,438.60/x
  3. Step 3: Cross multiply
    899,524.79x = 1,349,520.86 × 268,438.60
  4. Step 4: Simplify right side
    899,524.79x = 362,263,492,687.19
  5. Step 5: Solve for x
    x = 362,263,492,687.19/899,524.79
  6. Step 6: Final answer
    x = 402,727.64

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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.