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Finding the Fourth Proportional to 458,624.06, 632,880.03 and 254,688.00

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Solution

The fourth proportional to 458,624.06, 632,880.03 and 254,688.00 is: 351,457.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,624.06 : 632,880.03 = 254,688.00 : x
  2. Step 2: Convert to fraction form
    458,624.06/632,880.03 = 254,688.00/x
  3. Step 3: Cross multiply
    458,624.06x = 632,880.03 × 254,688.00
  4. Step 4: Simplify right side
    458,624.06x = 161,186,947,662.42
  5. Step 5: Solve for x
    x = 161,186,947,662.42/458,624.06
  6. Step 6: Final answer
    x = 351,457.68

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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.