Home / 846,132.80-1,269,256.80-269,710.40

Finding the Fourth Proportional to 846,132.80, 1,269,256.80 and 269,710.40

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Solution

The fourth proportional to 846,132.80, 1,269,256.80 and 269,710.40 is: 404,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,132.80 : 1,269,256.80 = 269,710.40 : x
  2. Step 2: Convert to fraction form
    846,132.80/1,269,256.80 = 269,710.40/x
  3. Step 3: Cross multiply
    846,132.80x = 1,269,256.80 × 269,710.40
  4. Step 4: Simplify right side
    846,132.80x = 342,331,759,230.72
  5. Step 5: Solve for x
    x = 342,331,759,230.72/846,132.80
  6. Step 6: Final answer
    x = 404,583.96

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1.5x scale

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.