Home / 349,378.02-482,158.77-196,464.35

Finding the Fourth Proportional to 349,378.02, 482,158.77 and 196,464.35

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Solution

The fourth proportional to 349,378.02, 482,158.77 and 196,464.35 is: 271,130.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,378.02 : 482,158.77 = 196,464.35 : x
  2. Step 2: Convert to fraction form
    349,378.02/482,158.77 = 196,464.35/x
  3. Step 3: Cross multiply
    349,378.02x = 482,158.77 × 196,464.35
  4. Step 4: Simplify right side
    349,378.02x = 94,727,006,934.06
  5. Step 5: Solve for x
    x = 94,727,006,934.06/349,378.02
  6. Step 6: Final answer
    x = 271,130.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.