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Finding the Fourth Proportional to 303,079.68, 454,360.32 and 116,225.28

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Solution

The fourth proportional to 303,079.68, 454,360.32 and 116,225.28 is: 174,238.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,079.68 : 454,360.32 = 116,225.28 : x
  2. Step 2: Convert to fraction form
    303,079.68/454,360.32 = 116,225.28/x
  3. Step 3: Cross multiply
    303,079.68x = 454,360.32 × 116,225.28
  4. Step 4: Simplify right side
    303,079.68x = 52,808,155,412.89
  5. Step 5: Solve for x
    x = 52,808,155,412.89/303,079.68
  6. Step 6: Final answer
    x = 174,238.52

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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.