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Finding the Fourth Proportional to 602,969.81, 904,475.03 and 303,287.00

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Solution

The fourth proportional to 602,969.81, 904,475.03 and 303,287.00 is: 454,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,969.81 : 904,475.03 = 303,287.00 : x
  2. Step 2: Convert to fraction form
    602,969.81/904,475.03 = 303,287.00/x
  3. Step 3: Cross multiply
    602,969.81x = 904,475.03 × 303,287.00
  4. Step 4: Simplify right side
    602,969.81x = 274,315,512,384.80
  5. Step 5: Solve for x
    x = 274,315,512,384.80/602,969.81
  6. Step 6: Final answer
    x = 454,940.71

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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.