Home / 901,611.96-1,244,239.80-493,707.30

Finding the Fourth Proportional to 901,611.96, 1,244,239.80 and 493,707.30

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Solution

The fourth proportional to 901,611.96, 1,244,239.80 and 493,707.30 is: 681,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,611.96 : 1,244,239.80 = 493,707.30 : x
  2. Step 2: Convert to fraction form
    901,611.96/1,244,239.80 = 493,707.30/x
  3. Step 3: Cross multiply
    901,611.96x = 1,244,239.80 × 493,707.30
  4. Step 4: Simplify right side
    901,611.96x = 614,290,272,210.54
  5. Step 5: Solve for x
    x = 614,290,272,210.54/901,611.96
  6. Step 6: Final answer
    x = 681,324.45

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1.5x scale

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.