Home / 382,259.40-573,461.28-126,106.62

Finding the Fourth Proportional to 382,259.40, 573,461.28 and 126,106.62

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Solution

The fourth proportional to 382,259.40, 573,461.28 and 126,106.62 is: 189,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,259.40 : 573,461.28 = 126,106.62 : x
  2. Step 2: Convert to fraction form
    382,259.40/573,461.28 = 126,106.62/x
  3. Step 3: Cross multiply
    382,259.40x = 573,461.28 × 126,106.62
  4. Step 4: Simplify right side
    382,259.40x = 72,317,263,721.67
  5. Step 5: Solve for x
    x = 72,317,263,721.67/382,259.40
  6. Step 6: Final answer
    x = 189,183.74

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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.