Home / 465,084.47-697,699.80-198,846.38

Finding the Fourth Proportional to 465,084.47, 697,699.80 and 198,846.38

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Solution

The fourth proportional to 465,084.47, 697,699.80 and 198,846.38 is: 298,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,084.47 : 697,699.80 = 198,846.38 : x
  2. Step 2: Convert to fraction form
    465,084.47/697,699.80 = 198,846.38/x
  3. Step 3: Cross multiply
    465,084.47x = 697,699.80 × 198,846.38
  4. Step 4: Simplify right side
    465,084.47x = 138,735,076,068.23
  5. Step 5: Solve for x
    x = 138,735,076,068.23/465,084.47
  6. Step 6: Final answer
    x = 298,300.82

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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.