Home / 846,004.20-1,269,006.30-284,980.20

Finding the Fourth Proportional to 846,004.20, 1,269,006.30 and 284,980.20

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Solution

The fourth proportional to 846,004.20, 1,269,006.30 and 284,980.20 is: 427,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,004.20 : 1,269,006.30 = 284,980.20 : x
  2. Step 2: Convert to fraction form
    846,004.20/1,269,006.30 = 284,980.20/x
  3. Step 3: Cross multiply
    846,004.20x = 1,269,006.30 × 284,980.20
  4. Step 4: Simplify right side
    846,004.20x = 361,641,669,175.26
  5. Step 5: Solve for x
    x = 361,641,669,175.26/846,004.20
  6. Step 6: Final answer
    x = 427,470.30

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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.