Home / 1,476,165.20-2,214,247.80-478,893.20

Finding the Fourth Proportional to 1,476,165.20, 2,214,247.80 and 478,893.20

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Solution

The fourth proportional to 1,476,165.20, 2,214,247.80 and 478,893.20 is: 718,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,165.20 : 2,214,247.80 = 478,893.20 : x
  2. Step 2: Convert to fraction form
    1,476,165.20/2,214,247.80 = 478,893.20/x
  3. Step 3: Cross multiply
    1,476,165.20x = 2,214,247.80 × 478,893.20
  4. Step 4: Simplify right side
    1,476,165.20x = 1,060,388,214,534.96
  5. Step 5: Solve for x
    x = 1,060,388,214,534.96/1,476,165.20
  6. Step 6: Final answer
    x = 718,339.80

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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.