Home / 331,476.04-457,436.10-180,572.68

Finding the Fourth Proportional to 331,476.04, 457,436.10 and 180,572.68

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Solution

The fourth proportional to 331,476.04, 457,436.10 and 180,572.68 is: 249,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,476.04 : 457,436.10 = 180,572.68 : x
  2. Step 2: Convert to fraction form
    331,476.04/457,436.10 = 180,572.68/x
  3. Step 3: Cross multiply
    331,476.04x = 457,436.10 × 180,572.68
  4. Step 4: Simplify right side
    331,476.04x = 82,600,462,505.75
  5. Step 5: Solve for x
    x = 82,600,462,505.75/331,476.04
  6. Step 6: Final answer
    x = 249,189.84

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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.