Home / 674,931.70-1,012,409.55-201,622.90

Finding the Fourth Proportional to 674,931.70, 1,012,409.55 and 201,622.90

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Solution

The fourth proportional to 674,931.70, 1,012,409.55 and 201,622.90 is: 302,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,931.70 : 1,012,409.55 = 201,622.90 : x
  2. Step 2: Convert to fraction form
    674,931.70/1,012,409.55 = 201,622.90/x
  3. Step 3: Cross multiply
    674,931.70x = 1,012,409.55 × 201,622.90
  4. Step 4: Simplify right side
    674,931.70x = 204,124,949,458.70
  5. Step 5: Solve for x
    x = 204,124,949,458.70/674,931.70
  6. Step 6: Final answer
    x = 302,437.93

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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.