Home / 315,066.24-434,774.07-179,081.28

Finding the Fourth Proportional to 315,066.24, 434,774.07 and 179,081.28

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Solution

The fourth proportional to 315,066.24, 434,774.07 and 179,081.28 is: 247,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,066.24 : 434,774.07 = 179,081.28 : x
  2. Step 2: Convert to fraction form
    315,066.24/434,774.07 = 179,081.28/x
  3. Step 3: Cross multiply
    315,066.24x = 434,774.07 × 179,081.28
  4. Step 4: Simplify right side
    315,066.24x = 77,859,896,966.41
  5. Step 5: Solve for x
    x = 77,859,896,966.41/315,066.24
  6. Step 6: Final answer
    x = 247,122.31

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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.