Home / 562,724.46-776,562.03-308,099.34

Finding the Fourth Proportional to 562,724.46, 776,562.03 and 308,099.34

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Solution

The fourth proportional to 562,724.46, 776,562.03 and 308,099.34 is: 425,178.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,724.46 : 776,562.03 = 308,099.34 : x
  2. Step 2: Convert to fraction form
    562,724.46/776,562.03 = 308,099.34/x
  3. Step 3: Cross multiply
    562,724.46x = 776,562.03 × 308,099.34
  4. Step 4: Simplify right side
    562,724.46x = 239,258,248,912.06
  5. Step 5: Solve for x
    x = 239,258,248,912.06/562,724.46
  6. Step 6: Final answer
    x = 425,178.33

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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.