Home / 351,420.14-484,960.02-190,275.30

Finding the Fourth Proportional to 351,420.14, 484,960.02 and 190,275.30

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Solution

The fourth proportional to 351,420.14, 484,960.02 and 190,275.30 is: 262,580.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,420.14 : 484,960.02 = 190,275.30 : x
  2. Step 2: Convert to fraction form
    351,420.14/484,960.02 = 190,275.30/x
  3. Step 3: Cross multiply
    351,420.14x = 484,960.02 × 190,275.30
  4. Step 4: Simplify right side
    351,420.14x = 92,275,913,293.51
  5. Step 5: Solve for x
    x = 92,275,913,293.51/351,420.14
  6. Step 6: Final answer
    x = 262,580.04

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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.