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Finding the Fourth Proportional to 600,484.40, 900,585.10 and 221,199.17

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Solution

The fourth proportional to 600,484.40, 900,585.10 and 221,199.17 is: 331,746.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,484.40 : 900,585.10 = 221,199.17 : x
  2. Step 2: Convert to fraction form
    600,484.40/900,585.10 = 221,199.17/x
  3. Step 3: Cross multiply
    600,484.40x = 900,585.10 × 221,199.17
  4. Step 4: Simplify right side
    600,484.40x = 199,208,676,634.37
  5. Step 5: Solve for x
    x = 199,208,676,634.37/600,484.40
  6. Step 6: Final answer
    x = 331,746.63

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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.