Home / 380,346.24-524,913.03-210,580.37

Finding the Fourth Proportional to 380,346.24, 524,913.03 and 210,580.37

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Solution

The fourth proportional to 380,346.24, 524,913.03 and 210,580.37 is: 290,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,346.24 : 524,913.03 = 210,580.37 : x
  2. Step 2: Convert to fraction form
    380,346.24/524,913.03 = 210,580.37/x
  3. Step 3: Cross multiply
    380,346.24x = 524,913.03 × 210,580.37
  4. Step 4: Simplify right side
    380,346.24x = 110,536,378,629.40
  5. Step 5: Solve for x
    x = 110,536,378,629.40/380,346.24
  6. Step 6: Final answer
    x = 290,620.40

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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.