Home / 331,515.04-457,490.80-180,612.04

Finding the Fourth Proportional to 331,515.04, 457,490.80 and 180,612.04

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Solution

The fourth proportional to 331,515.04, 457,490.80 and 180,612.04 is: 249,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,515.04 : 457,490.80 = 180,612.04 : x
  2. Step 2: Convert to fraction form
    331,515.04/457,490.80 = 180,612.04/x
  3. Step 3: Cross multiply
    331,515.04x = 457,490.80 × 180,612.04
  4. Step 4: Simplify right side
    331,515.04x = 82,628,346,669.23
  5. Step 5: Solve for x
    x = 82,628,346,669.23/331,515.04
  6. Step 6: Final answer
    x = 249,244.64

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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.