Home / 382,300.06-573,091.92-129,403.58

Finding the Fourth Proportional to 382,300.06, 573,091.92 and 129,403.58

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Solution

The fourth proportional to 382,300.06, 573,091.92 and 129,403.58 is: 193,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,300.06 : 573,091.92 = 129,403.58 : x
  2. Step 2: Convert to fraction form
    382,300.06/573,091.92 = 129,403.58/x
  3. Step 3: Cross multiply
    382,300.06x = 573,091.92 × 129,403.58
  4. Step 4: Simplify right side
    382,300.06x = 74,160,146,117.07
  5. Step 5: Solve for x
    x = 74,160,146,117.07/382,300.06
  6. Step 6: Final answer
    x = 193,984.13

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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.