Home / 885,269.40-1,326,320.10-538,421.40

Finding the Fourth Proportional to 885,269.40, 1,326,320.10 and 538,421.40

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Solution

The fourth proportional to 885,269.40, 1,326,320.10 and 538,421.40 is: 806,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,269.40 : 1,326,320.10 = 538,421.40 : x
  2. Step 2: Convert to fraction form
    885,269.40/1,326,320.10 = 538,421.40/x
  3. Step 3: Cross multiply
    885,269.40x = 1,326,320.10 × 538,421.40
  4. Step 4: Simplify right side
    885,269.40x = 714,119,125,090.14
  5. Step 5: Solve for x
    x = 714,119,125,090.14/885,269.40
  6. Step 6: Final answer
    x = 806,668.71

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