Home / 698,912.10-1,048,368.15-200,276.10

Finding the Fourth Proportional to 698,912.10, 1,048,368.15 and 200,276.10

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Solution

The fourth proportional to 698,912.10, 1,048,368.15 and 200,276.10 is: 300,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,912.10 : 1,048,368.15 = 200,276.10 : x
  2. Step 2: Convert to fraction form
    698,912.10/1,048,368.15 = 200,276.10/x
  3. Step 3: Cross multiply
    698,912.10x = 1,048,368.15 × 200,276.10
  4. Step 4: Simplify right side
    698,912.10x = 209,963,084,446.22
  5. Step 5: Solve for x
    x = 209,963,084,446.22/698,912.10
  6. Step 6: Final answer
    x = 300,414.15

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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.