Home / 464,485.93-696,731.05-127,531.33

Finding the Fourth Proportional to 464,485.93, 696,731.05 and 127,531.33

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Solution

The fourth proportional to 464,485.93, 696,731.05 and 127,531.33 is: 191,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,485.93 : 696,731.05 = 127,531.33 : x
  2. Step 2: Convert to fraction form
    464,485.93/696,731.05 = 127,531.33/x
  3. Step 3: Cross multiply
    464,485.93x = 696,731.05 × 127,531.33
  4. Step 4: Simplify right side
    464,485.93x = 88,855,033,975.14
  5. Step 5: Solve for x
    x = 88,855,033,975.14/464,485.93
  6. Step 6: Final answer
    x = 191,297.58

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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.