Home / 751,326.88-1,036,505.26-497,032.24

Finding the Fourth Proportional to 751,326.88, 1,036,505.26 and 497,032.24

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Solution

The fourth proportional to 751,326.88, 1,036,505.26 and 497,032.24 is: 685,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,326.88 : 1,036,505.26 = 497,032.24 : x
  2. Step 2: Convert to fraction form
    751,326.88/1,036,505.26 = 497,032.24/x
  3. Step 3: Cross multiply
    751,326.88x = 1,036,505.26 × 497,032.24
  4. Step 4: Simplify right side
    751,326.88x = 515,176,531,149.58
  5. Step 5: Solve for x
    x = 515,176,531,149.58/751,326.88
  6. Step 6: Final answer
    x = 685,688.94

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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.