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Finding the Fourth Proportional to 630,800.63, 946,214.35 and 226,019.20

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Solution

The fourth proportional to 630,800.63, 946,214.35 and 226,019.20 is: 339,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,800.63 : 946,214.35 = 226,019.20 : x
  2. Step 2: Convert to fraction form
    630,800.63/946,214.35 = 226,019.20/x
  3. Step 3: Cross multiply
    630,800.63x = 946,214.35 × 226,019.20
  4. Step 4: Simplify right side
    630,800.63x = 213,862,610,415.52
  5. Step 5: Solve for x
    x = 213,862,610,415.52/630,800.63
  6. Step 6: Final answer
    x = 339,033.60

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Similar ratio
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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.