Home / 531,731.46-733,771.50-316,760.16

Finding the Fourth Proportional to 531,731.46, 733,771.50 and 316,760.16

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Solution

The fourth proportional to 531,731.46, 733,771.50 and 316,760.16 is: 437,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,731.46 : 733,771.50 = 316,760.16 : x
  2. Step 2: Convert to fraction form
    531,731.46/733,771.50 = 316,760.16/x
  3. Step 3: Cross multiply
    531,731.46x = 733,771.50 × 316,760.16
  4. Step 4: Simplify right side
    531,731.46x = 232,429,577,743.44
  5. Step 5: Solve for x
    x = 232,429,577,743.44/531,731.46
  6. Step 6: Final answer
    x = 437,118.35

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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.