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Finding the Fourth Proportional to 496,953.20, 745,429.80 and 356,985.20

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Solution

The fourth proportional to 496,953.20, 745,429.80 and 356,985.20 is: 535,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,953.20 : 745,429.80 = 356,985.20 : x
  2. Step 2: Convert to fraction form
    496,953.20/745,429.80 = 356,985.20/x
  3. Step 3: Cross multiply
    496,953.20x = 745,429.80 × 356,985.20
  4. Step 4: Simplify right side
    496,953.20x = 266,107,406,238.96
  5. Step 5: Solve for x
    x = 266,107,406,238.96/496,953.20
  6. Step 6: Final answer
    x = 535,477.80

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