Home / 403,861.24-557,325.70-222,573.30

Finding the Fourth Proportional to 403,861.24, 557,325.70 and 222,573.30

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Solution

The fourth proportional to 403,861.24, 557,325.70 and 222,573.30 is: 307,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,861.24 : 557,325.70 = 222,573.30 : x
  2. Step 2: Convert to fraction form
    403,861.24/557,325.70 = 222,573.30/x
  3. Step 3: Cross multiply
    403,861.24x = 557,325.70 × 222,573.30
  4. Step 4: Simplify right side
    403,861.24x = 124,045,820,223.81
  5. Step 5: Solve for x
    x = 124,045,820,223.81/403,861.24
  6. Step 6: Final answer
    x = 307,149.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.