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Finding the Fourth Proportional to 598,158.48, 825,446.40 and 329,886.48

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Solution

The fourth proportional to 598,158.48, 825,446.40 and 329,886.48 is: 455,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,158.48 : 825,446.40 = 329,886.48 : x
  2. Step 2: Convert to fraction form
    598,158.48/825,446.40 = 329,886.48/x
  3. Step 3: Cross multiply
    598,158.48x = 825,446.40 × 329,886.48
  4. Step 4: Simplify right side
    598,158.48x = 272,303,607,324.67
  5. Step 5: Solve for x
    x = 272,303,607,324.67/598,158.48
  6. Step 6: Final answer
    x = 455,236.56

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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.