Home / 628,216.72-942,325.08-254,502.16

Finding the Fourth Proportional to 628,216.72, 942,325.08 and 254,502.16

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Solution

The fourth proportional to 628,216.72, 942,325.08 and 254,502.16 is: 381,753.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,216.72 : 942,325.08 = 254,502.16 : x
  2. Step 2: Convert to fraction form
    628,216.72/942,325.08 = 254,502.16/x
  3. Step 3: Cross multiply
    628,216.72x = 942,325.08 × 254,502.16
  4. Step 4: Simplify right side
    628,216.72x = 239,823,768,282.17
  5. Step 5: Solve for x
    x = 239,823,768,282.17/628,216.72
  6. Step 6: Final answer
    x = 381,753.24

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.