Home / 1,067,465.40-1,601,059.86-402,531

Finding the Fourth Proportional to 1,067,465.40, 1,601,059.86 and 402,531

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Solution

The fourth proportional to 1,067,465.40, 1,601,059.86 and 402,531 is: 603,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,465.40 : 1,601,059.86 = 402,531 : x
  2. Step 2: Convert to fraction form
    1,067,465.40/1,601,059.86 = 402,531/x
  3. Step 3: Cross multiply
    1,067,465.40x = 1,601,059.86 × 402,531
  4. Step 4: Simplify right side
    1,067,465.40x = 644,476,226,505.66
  5. Step 5: Solve for x
    x = 644,476,226,505.66/1,067,465.40
  6. Step 6: Final answer
    x = 603,744.37

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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.