Home / 913,837.80-1,370,795.70-282,763.56

Finding the Fourth Proportional to 913,837.80, 1,370,795.70 and 282,763.56

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Solution

The fourth proportional to 913,837.80, 1,370,795.70 and 282,763.56 is: 424,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,837.80 : 1,370,795.70 = 282,763.56 : x
  2. Step 2: Convert to fraction form
    913,837.80/1,370,795.70 = 282,763.56/x
  3. Step 3: Cross multiply
    913,837.80x = 1,370,795.70 × 282,763.56
  4. Step 4: Simplify right side
    913,837.80x = 387,611,072,164.69
  5. Step 5: Solve for x
    x = 387,611,072,164.69/913,837.80
  6. Step 6: Final answer
    x = 424,157.41

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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.