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Finding the Fourth Proportional to 473,932.80, 710,899.20 and 296,985.60

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Solution

The fourth proportional to 473,932.80, 710,899.20 and 296,985.60 is: 445,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,932.80 : 710,899.20 = 296,985.60 : x
  2. Step 2: Convert to fraction form
    473,932.80/710,899.20 = 296,985.60/x
  3. Step 3: Cross multiply
    473,932.80x = 710,899.20 × 296,985.60
  4. Step 4: Simplify right side
    473,932.80x = 211,126,825,451.52
  5. Step 5: Solve for x
    x = 211,126,825,451.52/473,932.80
  6. Step 6: Final answer
    x = 445,478.40

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