Home / 718,789.02-1,078,845.57-364,050.06

Finding the Fourth Proportional to 718,789.02, 1,078,845.57 and 364,050.06

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Solution

The fourth proportional to 718,789.02, 1,078,845.57 and 364,050.06 is: 546,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,789.02 : 1,078,845.57 = 364,050.06 : x
  2. Step 2: Convert to fraction form
    718,789.02/1,078,845.57 = 364,050.06/x
  3. Step 3: Cross multiply
    718,789.02x = 1,078,845.57 × 364,050.06
  4. Step 4: Simplify right side
    718,789.02x = 392,753,794,489.23
  5. Step 5: Solve for x
    x = 392,753,794,489.23/718,789.02
  6. Step 6: Final answer
    x = 546,410.40

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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.