Home / 499,841.02-689,778.54-270,397.76

Finding the Fourth Proportional to 499,841.02, 689,778.54 and 270,397.76

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Solution

The fourth proportional to 499,841.02, 689,778.54 and 270,397.76 is: 373,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,841.02 : 689,778.54 = 270,397.76 : x
  2. Step 2: Convert to fraction form
    499,841.02/689,778.54 = 270,397.76/x
  3. Step 3: Cross multiply
    499,841.02x = 689,778.54 × 270,397.76
  4. Step 4: Simplify right side
    499,841.02x = 186,514,573,836.52
  5. Step 5: Solve for x
    x = 186,514,573,836.52/499,841.02
  6. Step 6: Final answer
    x = 373,147.80

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