Home / 888,189.94-1,225,628.09-500,984.02

Finding the Fourth Proportional to 888,189.94, 1,225,628.09 and 500,984.02

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Solution

The fourth proportional to 888,189.94, 1,225,628.09 and 500,984.02 is: 691,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,189.94 : 1,225,628.09 = 500,984.02 : x
  2. Step 2: Convert to fraction form
    888,189.94/1,225,628.09 = 500,984.02/x
  3. Step 3: Cross multiply
    888,189.94x = 1,225,628.09 × 500,984.02
  4. Step 4: Simplify right side
    888,189.94x = 614,020,081,424.98
  5. Step 5: Solve for x
    x = 614,020,081,424.98/888,189.94
  6. Step 6: Final answer
    x = 691,316.19

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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.