Home / 986,767.56-1,480,186.80-506,865.96

Finding the Fourth Proportional to 986,767.56, 1,480,186.80 and 506,865.96

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Solution

The fourth proportional to 986,767.56, 1,480,186.80 and 506,865.96 is: 760,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,767.56 : 1,480,186.80 = 506,865.96 : x
  2. Step 2: Convert to fraction form
    986,767.56/1,480,186.80 = 506,865.96/x
  3. Step 3: Cross multiply
    986,767.56x = 1,480,186.80 × 506,865.96
  4. Step 4: Simplify right side
    986,767.56x = 750,256,303,361.33
  5. Step 5: Solve for x
    x = 750,256,303,361.33/986,767.56
  6. Step 6: Final answer
    x = 760,317.15

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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.