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Finding the Fourth Proportional to 458,730.35, 633,047.92 and 254,800.25

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Solution

The fourth proportional to 458,730.35, 633,047.92 and 254,800.25 is: 351,624.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,730.35 : 633,047.92 = 254,800.25 : x
  2. Step 2: Convert to fraction form
    458,730.35/633,047.92 = 254,800.25/x
  3. Step 3: Cross multiply
    458,730.35x = 633,047.92 × 254,800.25
  4. Step 4: Simplify right side
    458,730.35x = 161,300,768,277.98
  5. Step 5: Solve for x
    x = 161,300,768,277.98/458,730.35
  6. Step 6: Final answer
    x = 351,624.37

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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.