Home / 380,007.23-524,406.06-210,242.57

Finding the Fourth Proportional to 380,007.23, 524,406.06 and 210,242.57

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Solution

The fourth proportional to 380,007.23, 524,406.06 and 210,242.57 is: 290,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,007.23 : 524,406.06 = 210,242.57 : x
  2. Step 2: Convert to fraction form
    380,007.23/524,406.06 = 210,242.57/x
  3. Step 3: Cross multiply
    380,007.23x = 524,406.06 × 210,242.57
  4. Step 4: Simplify right side
    380,007.23x = 110,252,475,155.94
  5. Step 5: Solve for x
    x = 110,252,475,155.94/380,007.23
  6. Step 6: Final answer
    x = 290,132.58

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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.