Home / 343,292.94-515,025.02-242,288.28

Finding the Fourth Proportional to 343,292.94, 515,025.02 and 242,288.28

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Solution

The fourth proportional to 343,292.94, 515,025.02 and 242,288.28 is: 363,492.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,292.94 : 515,025.02 = 242,288.28 : x
  2. Step 2: Convert to fraction form
    343,292.94/515,025.02 = 242,288.28/x
  3. Step 3: Cross multiply
    343,292.94x = 515,025.02 × 242,288.28
  4. Step 4: Simplify right side
    343,292.94x = 124,784,525,647.05
  5. Step 5: Solve for x
    x = 124,784,525,647.05/343,292.94
  6. Step 6: Final answer
    x = 363,492.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.