Home / 1,253,202.48-1,880,109.90-400,274.30

Finding the Fourth Proportional to 1,253,202.48, 1,880,109.90 and 400,274.30

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Solution

The fourth proportional to 1,253,202.48, 1,880,109.90 and 400,274.30 is: 600,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,202.48 : 1,880,109.90 = 400,274.30 : x
  2. Step 2: Convert to fraction form
    1,253,202.48/1,880,109.90 = 400,274.30/x
  3. Step 3: Cross multiply
    1,253,202.48x = 1,880,109.90 × 400,274.30
  4. Step 4: Simplify right side
    1,253,202.48x = 752,559,678,845.85
  5. Step 5: Solve for x
    x = 752,559,678,845.85/1,253,202.48
  6. Step 6: Final answer
    x = 600,509.25

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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.