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Finding the Fourth Proportional to 473,653.40, 710,480.10 and 422,043.80

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Solution

The fourth proportional to 473,653.40, 710,480.10 and 422,043.80 is: 633,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,653.40 : 710,480.10 = 422,043.80 : x
  2. Step 2: Convert to fraction form
    473,653.40/710,480.10 = 422,043.80/x
  3. Step 3: Cross multiply
    473,653.40x = 710,480.10 × 422,043.80
  4. Step 4: Simplify right side
    473,653.40x = 299,853,721,228.38
  5. Step 5: Solve for x
    x = 299,853,721,228.38/473,653.40
  6. Step 6: Final answer
    x = 633,065.70

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