Home / 904,711.44-1,248,502.90-496,839.58

Finding the Fourth Proportional to 904,711.44, 1,248,502.90 and 496,839.58

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Solution

The fourth proportional to 904,711.44, 1,248,502.90 and 496,839.58 is: 685,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,711.44 : 1,248,502.90 = 496,839.58 : x
  2. Step 2: Convert to fraction form
    904,711.44/1,248,502.90 = 496,839.58/x
  3. Step 3: Cross multiply
    904,711.44x = 1,248,502.90 × 496,839.58
  4. Step 4: Simplify right side
    904,711.44x = 620,305,656,464.78
  5. Step 5: Solve for x
    x = 620,305,656,464.78/904,711.44
  6. Step 6: Final answer
    x = 685,639.23

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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.