Home / 903,121.32-1,246,303.62-500,713.32

Finding the Fourth Proportional to 903,121.32, 1,246,303.62 and 500,713.32

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Solution

The fourth proportional to 903,121.32, 1,246,303.62 and 500,713.32 is: 690,982.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,121.32 : 1,246,303.62 = 500,713.32 : x
  2. Step 2: Convert to fraction form
    903,121.32/1,246,303.62 = 500,713.32/x
  3. Step 3: Cross multiply
    903,121.32x = 1,246,303.62 × 500,713.32
  4. Step 4: Simplify right side
    903,121.32x = 624,040,823,298.22
  5. Step 5: Solve for x
    x = 624,040,823,298.22/903,121.32
  6. Step 6: Final answer
    x = 690,982.27

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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.