Home / 313,309.05-432,376.17-184,224.21

Finding the Fourth Proportional to 313,309.05, 432,376.17 and 184,224.21

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Solution

The fourth proportional to 313,309.05, 432,376.17 and 184,224.21 is: 254,235.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,309.05 : 432,376.17 = 184,224.21 : x
  2. Step 2: Convert to fraction form
    313,309.05/432,376.17 = 184,224.21/x
  3. Step 3: Cross multiply
    313,309.05x = 432,376.17 × 184,224.21
  4. Step 4: Simplify right side
    313,309.05x = 79,654,158,341.08
  5. Step 5: Solve for x
    x = 79,654,158,341.08/313,309.05
  6. Step 6: Final answer
    x = 254,235.10

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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.