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Finding the Fourth Proportional to 535,503.10, 804,566.85 and 402,642.85

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Solution

The fourth proportional to 535,503.10, 804,566.85 and 402,642.85 is: 604,950.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,503.10 : 804,566.85 = 402,642.85 : x
  2. Step 2: Convert to fraction form
    535,503.10/804,566.85 = 402,642.85/x
  3. Step 3: Cross multiply
    535,503.10x = 804,566.85 × 402,642.85
  4. Step 4: Simplify right side
    535,503.10x = 323,953,089,499.52
  5. Step 5: Solve for x
    x = 323,953,089,499.52/535,503.10
  6. Step 6: Final answer
    x = 604,950.91

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