Home / 360,977.49-498,154.83-197,631.27

Finding the Fourth Proportional to 360,977.49, 498,154.83 and 197,631.27

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Solution

The fourth proportional to 360,977.49, 498,154.83 and 197,631.27 is: 272,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,977.49 : 498,154.83 = 197,631.27 : x
  2. Step 2: Convert to fraction form
    360,977.49/498,154.83 = 197,631.27/x
  3. Step 3: Cross multiply
    360,977.49x = 498,154.83 × 197,631.27
  4. Step 4: Simplify right side
    360,977.49x = 98,450,971,709.53
  5. Step 5: Solve for x
    x = 98,450,971,709.53/360,977.49
  6. Step 6: Final answer
    x = 272,734.38

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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.