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Finding the Fourth Proportional to 531,671, 733,749.62 and 302,300.26

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Solution

The fourth proportional to 531,671, 733,749.62 and 302,300.26 is: 417,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,671 : 733,749.62 = 302,300.26 : x
  2. Step 2: Convert to fraction form
    531,671/733,749.62 = 302,300.26/x
  3. Step 3: Cross multiply
    531,671x = 733,749.62 × 302,300.26
  4. Step 4: Simplify right side
    531,671x = 221,812,700,900.90
  5. Step 5: Solve for x
    x = 221,812,700,900.90/531,671
  6. Step 6: Final answer
    x = 417,199.17

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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.