Home / 558,901.44-771,390.26-317,206.64

Finding the Fourth Proportional to 558,901.44, 771,390.26 and 317,206.64

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Solution

The fourth proportional to 558,901.44, 771,390.26 and 317,206.64 is: 437,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,901.44 : 771,390.26 = 317,206.64 : x
  2. Step 2: Convert to fraction form
    558,901.44/771,390.26 = 317,206.64/x
  3. Step 3: Cross multiply
    558,901.44x = 771,390.26 × 317,206.64
  4. Step 4: Simplify right side
    558,901.44x = 244,690,112,503.33
  5. Step 5: Solve for x
    x = 244,690,112,503.33/558,901.44
  6. Step 6: Final answer
    x = 437,805.48

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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.