Home / 750,684.31-1,035,944.88-406,522.94

Finding the Fourth Proportional to 750,684.31, 1,035,944.88 and 406,522.94

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Solution

The fourth proportional to 750,684.31, 1,035,944.88 and 406,522.94 is: 561,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,684.31 : 1,035,944.88 = 406,522.94 : x
  2. Step 2: Convert to fraction form
    750,684.31/1,035,944.88 = 406,522.94/x
  3. Step 3: Cross multiply
    750,684.31x = 1,035,944.88 × 406,522.94
  4. Step 4: Simplify right side
    750,684.31x = 421,135,351,591.36
  5. Step 5: Solve for x
    x = 421,135,351,591.36/750,684.31
  6. Step 6: Final answer
    x = 561,001.94

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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.