Home / 788,225.46-1,079,872.80-758,705.22

Finding the Fourth Proportional to 788,225.46, 1,079,872.80 and 758,705.22

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Solution

The fourth proportional to 788,225.46, 1,079,872.80 and 758,705.22 is: 1,039,429.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,225.46 : 1,079,872.80 = 758,705.22 : x
  2. Step 2: Convert to fraction form
    788,225.46/1,079,872.80 = 758,705.22/x
  3. Step 3: Cross multiply
    788,225.46x = 1,079,872.80 × 758,705.22
  4. Step 4: Simplify right side
    788,225.46x = 819,305,130,296.02
  5. Step 5: Solve for x
    x = 819,305,130,296.02/788,225.46
  6. Step 6: Final answer
    x = 1,039,429.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.