Home / 906,080.48-1,250,364.62-498,181.89

Finding the Fourth Proportional to 906,080.48, 1,250,364.62 and 498,181.89

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Solution

The fourth proportional to 906,080.48, 1,250,364.62 and 498,181.89 is: 687,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,080.48 : 1,250,364.62 = 498,181.89 : x
  2. Step 2: Convert to fraction form
    906,080.48/1,250,364.62 = 498,181.89/x
  3. Step 3: Cross multiply
    906,080.48x = 1,250,364.62 × 498,181.89
  4. Step 4: Simplify right side
    906,080.48x = 622,909,007,089.82
  5. Step 5: Solve for x
    x = 622,909,007,089.82/906,080.48
  6. Step 6: Final answer
    x = 687,476.47

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Double scale
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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.