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Finding the Fourth Proportional to 577,610.24, 866,415.36 and 380,572.16

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Solution

The fourth proportional to 577,610.24, 866,415.36 and 380,572.16 is: 570,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,610.24 : 866,415.36 = 380,572.16 : x
  2. Step 2: Convert to fraction form
    577,610.24/866,415.36 = 380,572.16/x
  3. Step 3: Cross multiply
    577,610.24x = 866,415.36 × 380,572.16
  4. Step 4: Simplify right side
    577,610.24x = 329,733,565,012.38
  5. Step 5: Solve for x
    x = 329,733,565,012.38/577,610.24
  6. Step 6: Final answer
    x = 570,858.24

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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.