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Finding the Fourth Proportional to 587,363.40, 881,045.10 and 400,739.40

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Solution

The fourth proportional to 587,363.40, 881,045.10 and 400,739.40 is: 601,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,363.40 : 881,045.10 = 400,739.40 : x
  2. Step 2: Convert to fraction form
    587,363.40/881,045.10 = 400,739.40/x
  3. Step 3: Cross multiply
    587,363.40x = 881,045.10 × 400,739.40
  4. Step 4: Simplify right side
    587,363.40x = 353,069,484,746.94
  5. Step 5: Solve for x
    x = 353,069,484,746.94/587,363.40
  6. Step 6: Final answer
    x = 601,109.10

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