Home / 282,039.04-422,494.56-169,657.12

Finding the Fourth Proportional to 282,039.04, 422,494.56 and 169,657.12

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Solution

The fourth proportional to 282,039.04, 422,494.56 and 169,657.12 is: 254,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,039.04 : 422,494.56 = 169,657.12 : x
  2. Step 2: Convert to fraction form
    282,039.04/422,494.56 = 169,657.12/x
  3. Step 3: Cross multiply
    282,039.04x = 422,494.56 × 169,657.12
  4. Step 4: Simplify right side
    282,039.04x = 71,679,210,265.27
  5. Step 5: Solve for x
    x = 71,679,210,265.27/282,039.04
  6. Step 6: Final answer
    x = 254,146.41

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1.5x scale

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.