Home / 946,467.96-1,306,154.36-538,628.30

Finding the Fourth Proportional to 946,467.96, 1,306,154.36 and 538,628.30

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Solution

The fourth proportional to 946,467.96, 1,306,154.36 and 538,628.30 is: 743,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,467.96 : 1,306,154.36 = 538,628.30 : x
  2. Step 2: Convert to fraction form
    946,467.96/1,306,154.36 = 538,628.30/x
  3. Step 3: Cross multiply
    946,467.96x = 1,306,154.36 × 538,628.30
  4. Step 4: Simplify right side
    946,467.96x = 703,531,702,464.39
  5. Step 5: Solve for x
    x = 703,531,702,464.39/946,467.96
  6. Step 6: Final answer
    x = 743,323.32

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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.