Home / 1,531,299.66-2,296,949.52-409,339.50

Finding the Fourth Proportional to 1,531,299.66, 2,296,949.52 and 409,339.50

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Solution

The fourth proportional to 1,531,299.66, 2,296,949.52 and 409,339.50 is: 614,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,299.66 : 2,296,949.52 = 409,339.50 : x
  2. Step 2: Convert to fraction form
    1,531,299.66/2,296,949.52 = 409,339.50/x
  3. Step 3: Cross multiply
    1,531,299.66x = 2,296,949.52 × 409,339.50
  4. Step 4: Simplify right side
    1,531,299.66x = 940,232,168,042.04
  5. Step 5: Solve for x
    x = 940,232,168,042.04/1,531,299.66
  6. Step 6: Final answer
    x = 614,009.26

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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.