Home / 951,622.90-1,427,424.63-320,532.46

Finding the Fourth Proportional to 951,622.90, 1,427,424.63 and 320,532.46

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Solution

The fourth proportional to 951,622.90, 1,427,424.63 and 320,532.46 is: 480,795.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,622.90 : 1,427,424.63 = 320,532.46 : x
  2. Step 2: Convert to fraction form
    951,622.90/1,427,424.63 = 320,532.46/x
  3. Step 3: Cross multiply
    951,622.90x = 1,427,424.63 × 320,532.46
  4. Step 4: Simplify right side
    951,622.90x = 457,535,928,118.49
  5. Step 5: Solve for x
    x = 457,535,928,118.49/951,622.90
  6. Step 6: Final answer
    x = 480,795.42

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1.5x scale

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.