Home / 486,140.10-670,603.77-284,897.22

Finding the Fourth Proportional to 486,140.10, 670,603.77 and 284,897.22

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Solution

The fourth proportional to 486,140.10, 670,603.77 and 284,897.22 is: 393,000.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,140.10 : 670,603.77 = 284,897.22 : x
  2. Step 2: Convert to fraction form
    486,140.10/670,603.77 = 284,897.22/x
  3. Step 3: Cross multiply
    486,140.10x = 670,603.77 × 284,897.22
  4. Step 4: Simplify right side
    486,140.10x = 191,053,149,794.52
  5. Step 5: Solve for x
    x = 191,053,149,794.52/486,140.10
  6. Step 6: Final answer
    x = 393,000.19

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