Home / 1,017,682.32-1,526,897.68-418,483.20

Finding the Fourth Proportional to 1,017,682.32, 1,526,897.68 and 418,483.20

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Solution

The fourth proportional to 1,017,682.32, 1,526,897.68 and 418,483.20 is: 627,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,682.32 : 1,526,897.68 = 418,483.20 : x
  2. Step 2: Convert to fraction form
    1,017,682.32/1,526,897.68 = 418,483.20/x
  3. Step 3: Cross multiply
    1,017,682.32x = 1,526,897.68 × 418,483.20
  4. Step 4: Simplify right side
    1,017,682.32x = 638,981,027,198.98
  5. Step 5: Solve for x
    x = 638,981,027,198.98/1,017,682.32
  6. Step 6: Final answer
    x = 627,878.68

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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.