Home / 531,633.27-733,671.50-289,935.75

Finding the Fourth Proportional to 531,633.27, 733,671.50 and 289,935.75

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Solution

The fourth proportional to 531,633.27, 733,671.50 and 289,935.75 is: 400,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,633.27 : 733,671.50 = 289,935.75 : x
  2. Step 2: Convert to fraction form
    531,633.27/733,671.50 = 289,935.75/x
  3. Step 3: Cross multiply
    531,633.27x = 733,671.50 × 289,935.75
  4. Step 4: Simplify right side
    531,633.27x = 212,717,596,606.13
  5. Step 5: Solve for x
    x = 212,717,596,606.13/531,633.27
  6. Step 6: Final answer
    x = 400,120.93

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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.