Home / 557,918.52-836,830.26-220,867.50

Finding the Fourth Proportional to 557,918.52, 836,830.26 and 220,867.50

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Solution

The fourth proportional to 557,918.52, 836,830.26 and 220,867.50 is: 331,282.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,918.52 : 836,830.26 = 220,867.50 : x
  2. Step 2: Convert to fraction form
    557,918.52/836,830.26 = 220,867.50/x
  3. Step 3: Cross multiply
    557,918.52x = 836,830.26 × 220,867.50
  4. Step 4: Simplify right side
    557,918.52x = 184,828,607,450.55
  5. Step 5: Solve for x
    x = 184,828,607,450.55/557,918.52
  6. Step 6: Final answer
    x = 331,282.44

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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.