Home / 531,218.46-733,060.08-289,495.85

Finding the Fourth Proportional to 531,218.46, 733,060.08 and 289,495.85

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Solution

The fourth proportional to 531,218.46, 733,060.08 and 289,495.85 is: 399,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,218.46 : 733,060.08 = 289,495.85 : x
  2. Step 2: Convert to fraction form
    531,218.46/733,060.08 = 289,495.85/x
  3. Step 3: Cross multiply
    531,218.46x = 733,060.08 × 289,495.85
  4. Step 4: Simplify right side
    531,218.46x = 212,217,847,295.37
  5. Step 5: Solve for x
    x = 212,217,847,295.37/531,218.46
  6. Step 6: Final answer
    x = 399,492.61

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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.