Home / 331,599.36-457,607.70-180,696.36

Finding the Fourth Proportional to 331,599.36, 457,607.70 and 180,696.36

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Solution

The fourth proportional to 331,599.36, 457,607.70 and 180,696.36 is: 249,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,599.36 : 457,607.70 = 180,696.36 : x
  2. Step 2: Convert to fraction form
    331,599.36/457,607.70 = 180,696.36/x
  3. Step 3: Cross multiply
    331,599.36x = 457,607.70 × 180,696.36
  4. Step 4: Simplify right side
    331,599.36x = 82,688,045,697.97
  5. Step 5: Solve for x
    x = 82,688,045,697.97/331,599.36
  6. Step 6: Final answer
    x = 249,361.29

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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.