Home / 380,366.70-524,922.44-210,600.82

Finding the Fourth Proportional to 380,366.70, 524,922.44 and 210,600.82

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Solution

The fourth proportional to 380,366.70, 524,922.44 and 210,600.82 is: 290,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,366.70 : 524,922.44 = 210,600.82 : x
  2. Step 2: Convert to fraction form
    380,366.70/524,922.44 = 210,600.82/x
  3. Step 3: Cross multiply
    380,366.70x = 524,922.44 × 210,600.82
  4. Step 4: Simplify right side
    380,366.70x = 110,549,096,300.40
  5. Step 5: Solve for x
    x = 110,549,096,300.40/380,366.70
  6. Step 6: Final answer
    x = 290,638.21

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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.