Home / 749,103.42-1,033,509.51-426,584.82

Finding the Fourth Proportional to 749,103.42, 1,033,509.51 and 426,584.82

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Solution

The fourth proportional to 749,103.42, 1,033,509.51 and 426,584.82 is: 588,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,103.42 : 1,033,509.51 = 426,584.82 : x
  2. Step 2: Convert to fraction form
    749,103.42/1,033,509.51 = 426,584.82/x
  3. Step 3: Cross multiply
    749,103.42x = 1,033,509.51 × 426,584.82
  4. Step 4: Simplify right side
    749,103.42x = 440,879,468,291.64
  5. Step 5: Solve for x
    x = 440,879,468,291.64/749,103.42
  6. Step 6: Final answer
    x = 588,542.86

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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.