Home / 900,614.39-1,351,085.30-427,295.34

Finding the Fourth Proportional to 900,614.39, 1,351,085.30 and 427,295.34

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Solution

The fourth proportional to 900,614.39, 1,351,085.30 and 427,295.34 is: 641,020.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,614.39 : 1,351,085.30 = 427,295.34 : x
  2. Step 2: Convert to fraction form
    900,614.39/1,351,085.30 = 427,295.34/x
  3. Step 3: Cross multiply
    900,614.39x = 1,351,085.30 × 427,295.34
  4. Step 4: Simplify right side
    900,614.39x = 577,312,450,496.03
  5. Step 5: Solve for x
    x = 577,312,450,496.03/900,614.39
  6. Step 6: Final answer
    x = 641,020.69

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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.