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Finding the Fourth Proportional to 544,281.80, 815,547.90 and 402,564.20

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Solution

The fourth proportional to 544,281.80, 815,547.90 and 402,564.20 is: 603,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,281.80 : 815,547.90 = 402,564.20 : x
  2. Step 2: Convert to fraction form
    544,281.80/815,547.90 = 402,564.20/x
  3. Step 3: Cross multiply
    544,281.80x = 815,547.90 × 402,564.20
  4. Step 4: Simplify right side
    544,281.80x = 328,310,387,925.18
  5. Step 5: Solve for x
    x = 328,310,387,925.18/544,281.80
  6. Step 6: Final answer
    x = 603,199.28

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