Home / 336,552.23-464,491.40-221,812.22

Finding the Fourth Proportional to 336,552.23, 464,491.40 and 221,812.22

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Solution

The fourth proportional to 336,552.23, 464,491.40 and 221,812.22 is: 306,133.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,552.23 : 464,491.40 = 221,812.22 : x
  2. Step 2: Convert to fraction form
    336,552.23/464,491.40 = 221,812.22/x
  3. Step 3: Cross multiply
    336,552.23x = 464,491.40 × 221,812.22
  4. Step 4: Simplify right side
    336,552.23x = 103,029,868,657.08
  5. Step 5: Solve for x
    x = 103,029,868,657.08/336,552.23
  6. Step 6: Final answer
    x = 306,133.37

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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.