Home / 242,421.45-334,370.19-210,097.59

Finding the Fourth Proportional to 242,421.45, 334,370.19 and 210,097.59

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Solution

The fourth proportional to 242,421.45, 334,370.19 and 210,097.59 is: 289,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,421.45 : 334,370.19 = 210,097.59 : x
  2. Step 2: Convert to fraction form
    242,421.45/334,370.19 = 210,097.59/x
  3. Step 3: Cross multiply
    242,421.45x = 334,370.19 × 210,097.59
  4. Step 4: Simplify right side
    242,421.45x = 70,250,371,086.84
  5. Step 5: Solve for x
    x = 70,250,371,086.84/242,421.45
  6. Step 6: Final answer
    x = 289,786.12

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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.