Home / 446,914.77-616,754.56-242,979.42

Finding the Fourth Proportional to 446,914.77, 616,754.56 and 242,979.42

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Solution

The fourth proportional to 446,914.77, 616,754.56 and 242,979.42 is: 335,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,914.77 : 616,754.56 = 242,979.42 : x
  2. Step 2: Convert to fraction form
    446,914.77/616,754.56 = 242,979.42/x
  3. Step 3: Cross multiply
    446,914.77x = 616,754.56 × 242,979.42
  4. Step 4: Simplify right side
    446,914.77x = 149,858,665,271.16
  5. Step 5: Solve for x
    x = 149,858,665,271.16/446,914.77
  6. Step 6: Final answer
    x = 335,318.22

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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.