Home / 906,277.08-1,250,694.06-498,395.64

Finding the Fourth Proportional to 906,277.08, 1,250,694.06 and 498,395.64

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Solution

The fourth proportional to 906,277.08, 1,250,694.06 and 498,395.64 is: 687,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,277.08 : 1,250,694.06 = 498,395.64 : x
  2. Step 2: Convert to fraction form
    906,277.08/1,250,694.06 = 498,395.64/x
  3. Step 3: Cross multiply
    906,277.08x = 1,250,694.06 × 498,395.64
  4. Step 4: Simplify right side
    906,277.08x = 623,340,466,477.90
  5. Step 5: Solve for x
    x = 623,340,466,477.90/906,277.08
  6. Step 6: Final answer
    x = 687,803.41

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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.