Home / 380,223.10-524,652.96-210,456.82

Finding the Fourth Proportional to 380,223.10, 524,652.96 and 210,456.82

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Solution

The fourth proportional to 380,223.10, 524,652.96 and 210,456.82 is: 290,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,223.10 : 524,652.96 = 210,456.82 : x
  2. Step 2: Convert to fraction form
    380,223.10/524,652.96 = 210,456.82/x
  3. Step 3: Cross multiply
    380,223.10x = 524,652.96 × 210,456.82
  4. Step 4: Simplify right side
    380,223.10x = 110,416,793,565.19
  5. Step 5: Solve for x
    x = 110,416,793,565.19/380,223.10
  6. Step 6: Final answer
    x = 290,400.01

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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.