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Finding the Fourth Proportional to 598,170.29, 825,008.22 and 383,330.34

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Solution

The fourth proportional to 598,170.29, 825,008.22 and 383,330.34 is: 528,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,170.29 : 825,008.22 = 383,330.34 : x
  2. Step 2: Convert to fraction form
    598,170.29/825,008.22 = 383,330.34/x
  3. Step 3: Cross multiply
    598,170.29x = 825,008.22 × 383,330.34
  4. Step 4: Simplify right side
    598,170.29x = 316,250,681,475.40
  5. Step 5: Solve for x
    x = 316,250,681,475.40/598,170.29
  6. Step 6: Final answer
    x = 528,696.74

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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.