Home / 906,188.52-1,250,513.72-498,289.94

Finding the Fourth Proportional to 906,188.52, 1,250,513.72 and 498,289.94

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Solution

The fourth proportional to 906,188.52, 1,250,513.72 and 498,289.94 is: 687,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,188.52 : 1,250,513.72 = 498,289.94 : x
  2. Step 2: Convert to fraction form
    906,188.52/1,250,513.72 = 498,289.94/x
  3. Step 3: Cross multiply
    906,188.52x = 1,250,513.72 × 498,289.94
  4. Step 4: Simplify right side
    906,188.52x = 623,118,404,321.97
  5. Step 5: Solve for x
    x = 623,118,404,321.97/906,188.52
  6. Step 6: Final answer
    x = 687,625.57

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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.