Home / 558,012.09-836,501.75-202,930.77

Finding the Fourth Proportional to 558,012.09, 836,501.75 and 202,930.77

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Solution

The fourth proportional to 558,012.09, 836,501.75 and 202,930.77 is: 304,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,012.09 : 836,501.75 = 202,930.77 : x
  2. Step 2: Convert to fraction form
    558,012.09/836,501.75 = 202,930.77/x
  3. Step 3: Cross multiply
    558,012.09x = 836,501.75 × 202,930.77
  4. Step 4: Simplify right side
    558,012.09x = 169,751,943,219.19
  5. Step 5: Solve for x
    x = 169,751,943,219.19/558,012.09
  6. Step 6: Final answer
    x = 304,208.36

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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.