Home / 733,645.80-1,012,337.67-427,645.62

Finding the Fourth Proportional to 733,645.80, 1,012,337.67 and 427,645.62

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Solution

The fourth proportional to 733,645.80, 1,012,337.67 and 427,645.62 is: 590,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,645.80 : 1,012,337.67 = 427,645.62 : x
  2. Step 2: Convert to fraction form
    733,645.80/1,012,337.67 = 427,645.62/x
  3. Step 3: Cross multiply
    733,645.80x = 1,012,337.67 × 427,645.62
  4. Step 4: Simplify right side
    733,645.80x = 432,921,770,536.51
  5. Step 5: Solve for x
    x = 432,921,770,536.51/733,645.80
  6. Step 6: Final answer
    x = 590,096.43

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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.