Home / 1,169,415.36-1,753,977.24-328,032.72

Finding the Fourth Proportional to 1,169,415.36, 1,753,977.24 and 328,032.72

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Solution

The fourth proportional to 1,169,415.36, 1,753,977.24 and 328,032.72 is: 492,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,415.36 : 1,753,977.24 = 328,032.72 : x
  2. Step 2: Convert to fraction form
    1,169,415.36/1,753,977.24 = 328,032.72/x
  3. Step 3: Cross multiply
    1,169,415.36x = 1,753,977.24 × 328,032.72
  4. Step 4: Simplify right side
    1,169,415.36x = 575,361,924,855.29
  5. Step 5: Solve for x
    x = 575,361,924,855.29/1,169,415.36
  6. Step 6: Final answer
    x = 492,008.18

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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.