Home / 906,313.68-1,250,724.24-498,460.32

Finding the Fourth Proportional to 906,313.68, 1,250,724.24 and 498,460.32

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Solution

The fourth proportional to 906,313.68, 1,250,724.24 and 498,460.32 is: 687,881.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,313.68 : 1,250,724.24 = 498,460.32 : x
  2. Step 2: Convert to fraction form
    906,313.68/1,250,724.24 = 498,460.32/x
  3. Step 3: Cross multiply
    906,313.68x = 1,250,724.24 × 498,460.32
  4. Step 4: Simplify right side
    906,313.68x = 623,436,404,902.16
  5. Step 5: Solve for x
    x = 623,436,404,902.16/906,313.68
  6. Step 6: Final answer
    x = 687,881.49

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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.