Home / 531,291.07-733,182.24-289,573.84

Finding the Fourth Proportional to 531,291.07, 733,182.24 and 289,573.84

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Solution

The fourth proportional to 531,291.07, 733,182.24 and 289,573.84 is: 399,612.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,291.07 : 733,182.24 = 289,573.84 : x
  2. Step 2: Convert to fraction form
    531,291.07/733,182.24 = 289,573.84/x
  3. Step 3: Cross multiply
    531,291.07x = 733,182.24 × 289,573.84
  4. Step 4: Simplify right side
    531,291.07x = 212,310,396,656.60
  5. Step 5: Solve for x
    x = 212,310,396,656.60/531,291.07
  6. Step 6: Final answer
    x = 399,612.21

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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.