Home / 369,965.22-554,963.40-117,255.68

Finding the Fourth Proportional to 369,965.22, 554,963.40 and 117,255.68

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Solution

The fourth proportional to 369,965.22, 554,963.40 and 117,255.68 is: 175,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,965.22 : 554,963.40 = 117,255.68 : x
  2. Step 2: Convert to fraction form
    369,965.22/554,963.40 = 117,255.68/x
  3. Step 3: Cross multiply
    369,965.22x = 554,963.40 × 117,255.68
  4. Step 4: Simplify right side
    369,965.22x = 65,072,608,978.35
  5. Step 5: Solve for x
    x = 65,072,608,978.35/369,965.22
  6. Step 6: Final answer
    x = 175,888.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.