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Finding the Fourth Proportional to 604,420.56, 834,095.78 and 332,482.61

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Solution

The fourth proportional to 604,420.56, 834,095.78 and 332,482.61 is: 458,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,420.56 : 834,095.78 = 332,482.61 : x
  2. Step 2: Convert to fraction form
    604,420.56/834,095.78 = 332,482.61/x
  3. Step 3: Cross multiply
    604,420.56x = 834,095.78 × 332,482.61
  4. Step 4: Simplify right side
    604,420.56x = 277,322,336,091.49
  5. Step 5: Solve for x
    x = 277,322,336,091.49/604,420.56
  6. Step 6: Final answer
    x = 458,823.47

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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.