Home / 825,895.76-1,239,056.76-264,935.12

Finding the Fourth Proportional to 825,895.76, 1,239,056.76 and 264,935.12

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Solution

The fourth proportional to 825,895.76, 1,239,056.76 and 264,935.12 is: 397,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,895.76 : 1,239,056.76 = 264,935.12 : x
  2. Step 2: Convert to fraction form
    825,895.76/1,239,056.76 = 264,935.12/x
  3. Step 3: Cross multiply
    825,895.76x = 1,239,056.76 × 264,935.12
  4. Step 4: Simplify right side
    825,895.76x = 328,269,651,397.41
  5. Step 5: Solve for x
    x = 328,269,651,397.41/825,895.76
  6. Step 6: Final answer
    x = 397,471.05

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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.