Home / 621,742.84-933,006.70-356,022.34

Finding the Fourth Proportional to 621,742.84, 933,006.70 and 356,022.34

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Solution

The fourth proportional to 621,742.84, 933,006.70 and 356,022.34 is: 534,258.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,742.84 : 933,006.70 = 356,022.34 : x
  2. Step 2: Convert to fraction form
    621,742.84/933,006.70 = 356,022.34/x
  3. Step 3: Cross multiply
    621,742.84x = 933,006.70 × 356,022.34
  4. Step 4: Simplify right side
    621,742.84x = 332,171,226,682.19
  5. Step 5: Solve for x
    x = 332,171,226,682.19/621,742.84
  6. Step 6: Final answer
    x = 534,258.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.