Home / 906,130.27-1,250,464.44-498,258.42

Finding the Fourth Proportional to 906,130.27, 1,250,464.44 and 498,258.42

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Solution

The fourth proportional to 906,130.27, 1,250,464.44 and 498,258.42 is: 687,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,130.27 : 1,250,464.44 = 498,258.42 : x
  2. Step 2: Convert to fraction form
    906,130.27/1,250,464.44 = 498,258.42/x
  3. Step 3: Cross multiply
    906,130.27x = 1,250,464.44 × 498,258.42
  4. Step 4: Simplify right side
    906,130.27x = 623,054,436,140.59
  5. Step 5: Solve for x
    x = 623,054,436,140.59/906,130.27
  6. Step 6: Final answer
    x = 687,599.19

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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.