Home / 380,050.58-524,462.88-210,284.70

Finding the Fourth Proportional to 380,050.58, 524,462.88 and 210,284.70

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Solution

The fourth proportional to 380,050.58, 524,462.88 and 210,284.70 is: 290,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,050.58 : 524,462.88 = 210,284.70 : x
  2. Step 2: Convert to fraction form
    380,050.58/524,462.88 = 210,284.70/x
  3. Step 3: Cross multiply
    380,050.58x = 524,462.88 × 210,284.70
  4. Step 4: Simplify right side
    380,050.58x = 110,286,519,381.94
  5. Step 5: Solve for x
    x = 110,286,519,381.94/380,050.58
  6. Step 6: Final answer
    x = 290,189.06

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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.