Home / 748,329.22-1,032,695.26-426,039.32

Finding the Fourth Proportional to 748,329.22, 1,032,695.26 and 426,039.32

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Solution

The fourth proportional to 748,329.22, 1,032,695.26 and 426,039.32 is: 587,934.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,329.22 : 1,032,695.26 = 426,039.32 : x
  2. Step 2: Convert to fraction form
    748,329.22/1,032,695.26 = 426,039.32/x
  3. Step 3: Cross multiply
    748,329.22x = 1,032,695.26 × 426,039.32
  4. Step 4: Simplify right side
    748,329.22x = 439,968,786,337.62
  5. Step 5: Solve for x
    x = 439,968,786,337.62/748,329.22
  6. Step 6: Final answer
    x = 587,934.79

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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.