Home / 380,273.06-524,776.98-208,202.18

Finding the Fourth Proportional to 380,273.06, 524,776.98 and 208,202.18

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Solution

The fourth proportional to 380,273.06, 524,776.98 and 208,202.18 is: 287,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,273.06 : 524,776.98 = 208,202.18 : x
  2. Step 2: Convert to fraction form
    380,273.06/524,776.98 = 208,202.18/x
  3. Step 3: Cross multiply
    380,273.06x = 524,776.98 × 208,202.18
  4. Step 4: Simplify right side
    380,273.06x = 109,259,707,584.92
  5. Step 5: Solve for x
    x = 109,259,707,584.92/380,273.06
  6. Step 6: Final answer
    x = 287,319.08

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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.