Home / 369,338.47-509,924.26-231,706.06

Finding the Fourth Proportional to 369,338.47, 509,924.26 and 231,706.06

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Solution

The fourth proportional to 369,338.47, 509,924.26 and 231,706.06 is: 319,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,338.47 : 509,924.26 = 231,706.06 : x
  2. Step 2: Convert to fraction form
    369,338.47/509,924.26 = 231,706.06/x
  3. Step 3: Cross multiply
    369,338.47x = 509,924.26 × 231,706.06
  4. Step 4: Simplify right side
    369,338.47x = 118,152,541,183.02
  5. Step 5: Solve for x
    x = 118,152,541,183.02/369,338.47
  6. Step 6: Final answer
    x = 319,903.15

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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.