Home / 854,930.09-1,282,748.40-374,909.51

Finding the Fourth Proportional to 854,930.09, 1,282,748.40 and 374,909.51

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Solution

The fourth proportional to 854,930.09, 1,282,748.40 and 374,909.51 is: 562,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,930.09 : 1,282,748.40 = 374,909.51 : x
  2. Step 2: Convert to fraction form
    854,930.09/1,282,748.40 = 374,909.51/x
  3. Step 3: Cross multiply
    854,930.09x = 1,282,748.40 × 374,909.51
  4. Step 4: Simplify right side
    854,930.09x = 480,914,577,304.16
  5. Step 5: Solve for x
    x = 480,914,577,304.16/854,930.09
  6. Step 6: Final answer
    x = 562,519.18

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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.