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Finding the Fourth Proportional to 458,927.70, 633,334.32 and 277,672.92

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Solution

The fourth proportional to 458,927.70, 633,334.32 and 277,672.92 is: 383,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,927.70 : 633,334.32 = 277,672.92 : x
  2. Step 2: Convert to fraction form
    458,927.70/633,334.32 = 277,672.92/x
  3. Step 3: Cross multiply
    458,927.70x = 633,334.32 × 277,672.92
  4. Step 4: Simplify right side
    458,927.70x = 175,859,789,970.61
  5. Step 5: Solve for x
    x = 175,859,789,970.61/458,927.70
  6. Step 6: Final answer
    x = 383,197.16

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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.