Home / 751,788.25-1,127,625.67-239,432.69

Finding the Fourth Proportional to 751,788.25, 1,127,625.67 and 239,432.69

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Solution

The fourth proportional to 751,788.25, 1,127,625.67 and 239,432.69 is: 359,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,788.25 : 1,127,625.67 = 239,432.69 : x
  2. Step 2: Convert to fraction form
    751,788.25/1,127,625.67 = 239,432.69/x
  3. Step 3: Cross multiply
    751,788.25x = 1,127,625.67 × 239,432.69
  4. Step 4: Simplify right side
    751,788.25x = 269,990,450,599.51
  5. Step 5: Solve for x
    x = 269,990,450,599.51/751,788.25
  6. Step 6: Final answer
    x = 359,130.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.