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Finding the Fourth Proportional to 605,030.40, 907,333.96 and 178,453.04

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Solution

The fourth proportional to 605,030.40, 907,333.96 and 178,453.04 is: 267,617.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,030.40 : 907,333.96 = 178,453.04 : x
  2. Step 2: Convert to fraction form
    605,030.40/907,333.96 = 178,453.04/x
  3. Step 3: Cross multiply
    605,030.40x = 907,333.96 × 178,453.04
  4. Step 4: Simplify right side
    605,030.40x = 161,916,503,457.24
  5. Step 5: Solve for x
    x = 161,916,503,457.24/605,030.40
  6. Step 6: Final answer
    x = 267,617.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.