Home / 843,425.80-1,265,721.90-606,938.20

Finding the Fourth Proportional to 843,425.80, 1,265,721.90 and 606,938.20

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Solution

The fourth proportional to 843,425.80, 1,265,721.90 and 606,938.20 is: 910,826.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,425.80 : 1,265,721.90 = 606,938.20 : x
  2. Step 2: Convert to fraction form
    843,425.80/1,265,721.90 = 606,938.20/x
  3. Step 3: Cross multiply
    843,425.80x = 1,265,721.90 × 606,938.20
  4. Step 4: Simplify right side
    843,425.80x = 768,214,971,686.58
  5. Step 5: Solve for x
    x = 768,214,971,686.58/843,425.80
  6. Step 6: Final answer
    x = 910,826.98

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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.