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Finding the Fourth Proportional to 480,014.22, 718,458.82 and 353,604.80

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Solution

The fourth proportional to 480,014.22, 718,458.82 and 353,604.80 is: 529,256.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,014.22 : 718,458.82 = 353,604.80 : x
  2. Step 2: Convert to fraction form
    480,014.22/718,458.82 = 353,604.80/x
  3. Step 3: Cross multiply
    480,014.22x = 718,458.82 × 353,604.80
  4. Step 4: Simplify right side
    480,014.22x = 254,050,487,354.34
  5. Step 5: Solve for x
    x = 254,050,487,354.34/480,014.22
  6. Step 6: Final answer
    x = 529,256.17

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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.