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Finding the Fourth Proportional to 572,543.40, 858,815.10 and 335,764.20

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Solution

The fourth proportional to 572,543.40, 858,815.10 and 335,764.20 is: 503,646.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,543.40 : 858,815.10 = 335,764.20 : x
  2. Step 2: Convert to fraction form
    572,543.40/858,815.10 = 335,764.20/x
  3. Step 3: Cross multiply
    572,543.40x = 858,815.10 × 335,764.20
  4. Step 4: Simplify right side
    572,543.40x = 288,359,364,999.42
  5. Step 5: Solve for x
    x = 288,359,364,999.42/572,543.40
  6. Step 6: Final answer
    x = 503,646.30

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