Home / 313,270.48-432,210.36-177,290.92

Finding the Fourth Proportional to 313,270.48, 432,210.36 and 177,290.92

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Solution

The fourth proportional to 313,270.48, 432,210.36 and 177,290.92 is: 244,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,270.48 : 432,210.36 = 177,290.92 : x
  2. Step 2: Convert to fraction form
    313,270.48/432,210.36 = 177,290.92/x
  3. Step 3: Cross multiply
    313,270.48x = 432,210.36 × 177,290.92
  4. Step 4: Simplify right side
    313,270.48x = 76,626,972,357.93
  5. Step 5: Solve for x
    x = 76,626,972,357.93/313,270.48
  6. Step 6: Final answer
    x = 244,603.23

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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.