Home / 906,751.52-1,251,317.08-498,844.59

Finding the Fourth Proportional to 906,751.52, 1,251,317.08 and 498,844.59

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Solution

The fourth proportional to 906,751.52, 1,251,317.08 and 498,844.59 is: 688,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,751.52 : 1,251,317.08 = 498,844.59 : x
  2. Step 2: Convert to fraction form
    906,751.52/1,251,317.08 = 498,844.59/x
  3. Step 3: Cross multiply
    906,751.52x = 1,251,317.08 × 498,844.59
  4. Step 4: Simplify right side
    906,751.52x = 624,212,755,732.60
  5. Step 5: Solve for x
    x = 624,212,755,732.60/906,751.52
  6. Step 6: Final answer
    x = 688,405.52

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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.