Home / 880,090.53-1,214,424.41-492,852.11

Finding the Fourth Proportional to 880,090.53, 1,214,424.41 and 492,852.11

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Solution

The fourth proportional to 880,090.53, 1,214,424.41 and 492,852.11 is: 680,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,090.53 : 1,214,424.41 = 492,852.11 : x
  2. Step 2: Convert to fraction form
    880,090.53/1,214,424.41 = 492,852.11/x
  3. Step 3: Cross multiply
    880,090.53x = 1,214,424.41 × 492,852.11
  4. Step 4: Simplify right side
    880,090.53x = 598,531,624,367.62
  5. Step 5: Solve for x
    x = 598,531,624,367.62/880,090.53
  6. Step 6: Final answer
    x = 680,079.61

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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.