Home / 718,787.52-1,078,843.32-364,048.56

Finding the Fourth Proportional to 718,787.52, 1,078,843.32 and 364,048.56

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Solution

The fourth proportional to 718,787.52, 1,078,843.32 and 364,048.56 is: 546,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,787.52 : 1,078,843.32 = 364,048.56 : x
  2. Step 2: Convert to fraction form
    718,787.52/1,078,843.32 = 364,048.56/x
  3. Step 3: Cross multiply
    718,787.52x = 1,078,843.32 × 364,048.56
  4. Step 4: Simplify right side
    718,787.52x = 392,751,357,111.62
  5. Step 5: Solve for x
    x = 392,751,357,111.62/718,787.52
  6. Step 6: Final answer
    x = 546,408.15

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1.5x scale

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.