Home / 314,986.48-434,718.22-179,040.84

Finding the Fourth Proportional to 314,986.48, 434,718.22 and 179,040.84

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Solution

The fourth proportional to 314,986.48, 434,718.22 and 179,040.84 is: 247,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,986.48 : 434,718.22 = 179,040.84 : x
  2. Step 2: Convert to fraction form
    314,986.48/434,718.22 = 179,040.84/x
  3. Step 3: Cross multiply
    314,986.48x = 434,718.22 × 179,040.84
  4. Step 4: Simplify right side
    314,986.48x = 77,832,315,272.10
  5. Step 5: Solve for x
    x = 77,832,315,272.10/314,986.48
  6. Step 6: Final answer
    x = 247,097.32

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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.