Home / 708,284.23-977,403.74-385,987.45

Finding the Fourth Proportional to 708,284.23, 977,403.74 and 385,987.45

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Solution

The fourth proportional to 708,284.23, 977,403.74 and 385,987.45 is: 532,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,284.23 : 977,403.74 = 385,987.45 : x
  2. Step 2: Convert to fraction form
    708,284.23/977,403.74 = 385,987.45/x
  3. Step 3: Cross multiply
    708,284.23x = 977,403.74 × 385,987.45
  4. Step 4: Simplify right side
    708,284.23x = 377,265,577,223.06
  5. Step 5: Solve for x
    x = 377,265,577,223.06/708,284.23
  6. Step 6: Final answer
    x = 532,647.15

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