Home / 282,944.77-390,625.23-187,580.62

Finding the Fourth Proportional to 282,944.77, 390,625.23 and 187,580.62

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Solution

The fourth proportional to 282,944.77, 390,625.23 and 187,580.62 is: 258,968.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,944.77 : 390,625.23 = 187,580.62 : x
  2. Step 2: Convert to fraction form
    282,944.77/390,625.23 = 187,580.62/x
  3. Step 3: Cross multiply
    282,944.77x = 390,625.23 × 187,580.62
  4. Step 4: Simplify right side
    282,944.77x = 73,273,722,831.04
  5. Step 5: Solve for x
    x = 73,273,722,831.04/282,944.77
  6. Step 6: Final answer
    x = 258,968.29

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1.5x scale

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.