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Finding the Fourth Proportional to 479,200.32, 718,796.16 and 183,712.32

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Solution

The fourth proportional to 479,200.32, 718,796.16 and 183,712.32 is: 275,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,200.32 : 718,796.16 = 183,712.32 : x
  2. Step 2: Convert to fraction form
    479,200.32/718,796.16 = 183,712.32/x
  3. Step 3: Cross multiply
    479,200.32x = 718,796.16 × 183,712.32
  4. Step 4: Simplify right side
    479,200.32x = 132,051,710,160.69
  5. Step 5: Solve for x
    x = 132,051,710,160.69/479,200.32
  6. Step 6: Final answer
    x = 275,566.82

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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.