Home / 750,383.46-1,035,528.95-406,219.14

Finding the Fourth Proportional to 750,383.46, 1,035,528.95 and 406,219.14

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Solution

The fourth proportional to 750,383.46, 1,035,528.95 and 406,219.14 is: 560,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,383.46 : 1,035,528.95 = 406,219.14 : x
  2. Step 2: Convert to fraction form
    750,383.46/1,035,528.95 = 406,219.14/x
  3. Step 3: Cross multiply
    750,383.46x = 1,035,528.95 × 406,219.14
  4. Step 4: Simplify right side
    750,383.46x = 420,651,675,920.88
  5. Step 5: Solve for x
    x = 420,651,675,920.88/750,383.46
  6. Step 6: Final answer
    x = 560,582.29

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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.