Home / 352,460.17-486,395.41-191,315.20

Finding the Fourth Proportional to 352,460.17, 486,395.41 and 191,315.20

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Solution

The fourth proportional to 352,460.17, 486,395.41 and 191,315.20 is: 264,015.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,460.17 : 486,395.41 = 191,315.20 : x
  2. Step 2: Convert to fraction form
    352,460.17/486,395.41 = 191,315.20/x
  3. Step 3: Cross multiply
    352,460.17x = 486,395.41 × 191,315.20
  4. Step 4: Simplify right side
    352,460.17x = 93,054,832,711.26
  5. Step 5: Solve for x
    x = 93,054,832,711.26/352,460.17
  6. Step 6: Final answer
    x = 264,015.17

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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.