Home / 763,565.44-1,054,247.52-477,214.24

Finding the Fourth Proportional to 763,565.44, 1,054,247.52 and 477,214.24

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Solution

The fourth proportional to 763,565.44, 1,054,247.52 and 477,214.24 is: 658,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,565.44 : 1,054,247.52 = 477,214.24 : x
  2. Step 2: Convert to fraction form
    763,565.44/1,054,247.52 = 477,214.24/x
  3. Step 3: Cross multiply
    763,565.44x = 1,054,247.52 × 477,214.24
  4. Step 4: Simplify right side
    763,565.44x = 503,101,929,028.69
  5. Step 5: Solve for x
    x = 503,101,929,028.69/763,565.44
  6. Step 6: Final answer
    x = 658,885.15

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Double scale
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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.