Home / 661,955.49-992,927.43-188,641.98

Finding the Fourth Proportional to 661,955.49, 992,927.43 and 188,641.98

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Solution

The fourth proportional to 661,955.49, 992,927.43 and 188,641.98 is: 282,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,955.49 : 992,927.43 = 188,641.98 : x
  2. Step 2: Convert to fraction form
    661,955.49/992,927.43 = 188,641.98/x
  3. Step 3: Cross multiply
    661,955.49x = 992,927.43 × 188,641.98
  4. Step 4: Simplify right side
    661,955.49x = 187,307,796,391.51
  5. Step 5: Solve for x
    x = 187,307,796,391.51/661,955.49
  6. Step 6: Final answer
    x = 282,961.32

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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.