Home / 313,341.10-432,365.08-179,179.18

Finding the Fourth Proportional to 313,341.10, 432,365.08 and 179,179.18

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Solution

The fourth proportional to 313,341.10, 432,365.08 and 179,179.18 is: 247,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,341.10 : 432,365.08 = 179,179.18 : x
  2. Step 2: Convert to fraction form
    313,341.10/432,365.08 = 179,179.18/x
  3. Step 3: Cross multiply
    313,341.10x = 432,365.08 × 179,179.18
  4. Step 4: Simplify right side
    313,341.10x = 77,470,820,495.03
  5. Step 5: Solve for x
    x = 77,470,820,495.03/313,341.10
  6. Step 6: Final answer
    x = 247,241.17

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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.