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Finding the Fourth Proportional to 537,064.43, 740,939.15 and 307,499.03

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Solution

The fourth proportional to 537,064.43, 740,939.15 and 307,499.03 is: 424,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,064.43 : 740,939.15 = 307,499.03 : x
  2. Step 2: Convert to fraction form
    537,064.43/740,939.15 = 307,499.03/x
  3. Step 3: Cross multiply
    537,064.43x = 740,939.15 × 307,499.03
  4. Step 4: Simplify right side
    537,064.43x = 227,838,066,978.08
  5. Step 5: Solve for x
    x = 227,838,066,978.08/537,064.43
  6. Step 6: Final answer
    x = 424,228.55

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