Home / 1,488,356.52-2,232,494.46-423,471.72

Finding the Fourth Proportional to 1,488,356.52, 2,232,494.46 and 423,471.72

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Solution

The fourth proportional to 1,488,356.52, 2,232,494.46 and 423,471.72 is: 635,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,356.52 : 2,232,494.46 = 423,471.72 : x
  2. Step 2: Convert to fraction form
    1,488,356.52/2,232,494.46 = 423,471.72/x
  3. Step 3: Cross multiply
    1,488,356.52x = 2,232,494.46 × 423,471.72
  4. Step 4: Simplify right side
    1,488,356.52x = 945,398,268,866.67
  5. Step 5: Solve for x
    x = 945,398,268,866.67/1,488,356.52
  6. Step 6: Final answer
    x = 635,196.11

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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.