Home / 754,804.91-1,041,639.04-410,642.80

Finding the Fourth Proportional to 754,804.91, 1,041,639.04 and 410,642.80

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Solution

The fourth proportional to 754,804.91, 1,041,639.04 and 410,642.80 is: 566,691.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,804.91 : 1,041,639.04 = 410,642.80 : x
  2. Step 2: Convert to fraction form
    754,804.91/1,041,639.04 = 410,642.80/x
  3. Step 3: Cross multiply
    754,804.91x = 1,041,639.04 × 410,642.80
  4. Step 4: Simplify right side
    754,804.91x = 427,741,569,884.12
  5. Step 5: Solve for x
    x = 427,741,569,884.12/754,804.91
  6. Step 6: Final answer
    x = 566,691.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.