Home / 346,082.40-518,734.80-177,537.60

Finding the Fourth Proportional to 346,082.40, 518,734.80 and 177,537.60

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Solution

The fourth proportional to 346,082.40, 518,734.80 and 177,537.60 is: 266,106.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,082.40 : 518,734.80 = 177,537.60 : x
  2. Step 2: Convert to fraction form
    346,082.40/518,734.80 = 177,537.60/x
  3. Step 3: Cross multiply
    346,082.40x = 518,734.80 × 177,537.60
  4. Step 4: Simplify right side
    346,082.40x = 92,094,931,428.48
  5. Step 5: Solve for x
    x = 92,094,931,428.48/346,082.40
  6. Step 6: Final answer
    x = 266,106.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.