Home / 531,269.16-733,130.06-289,546.58

Finding the Fourth Proportional to 531,269.16, 733,130.06 and 289,546.58

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Solution

The fourth proportional to 531,269.16, 733,130.06 and 289,546.58 is: 399,562.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,269.16 : 733,130.06 = 289,546.58 : x
  2. Step 2: Convert to fraction form
    531,269.16/733,130.06 = 289,546.58/x
  3. Step 3: Cross multiply
    531,269.16x = 733,130.06 × 289,546.58
  4. Step 4: Simplify right side
    531,269.16x = 212,275,296,454.81
  5. Step 5: Solve for x
    x = 212,275,296,454.81/531,269.16
  6. Step 6: Final answer
    x = 399,562.62

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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.