Home / 888,047.30-1,224,558.99-715,784.19

Finding the Fourth Proportional to 888,047.30, 1,224,558.99 and 715,784.19

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Solution

The fourth proportional to 888,047.30, 1,224,558.99 and 715,784.19 is: 987,019.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,047.30 : 1,224,558.99 = 715,784.19 : x
  2. Step 2: Convert to fraction form
    888,047.30/1,224,558.99 = 715,784.19/x
  3. Step 3: Cross multiply
    888,047.30x = 1,224,558.99 × 715,784.19
  4. Step 4: Simplify right side
    888,047.30x = 876,519,964,764.37
  5. Step 5: Solve for x
    x = 876,519,964,764.37/888,047.30
  6. Step 6: Final answer
    x = 987,019.46

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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.