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Finding the Fourth Proportional to 335,931.84, 463,585.86 and 185,028.84

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Solution

The fourth proportional to 335,931.84, 463,585.86 and 185,028.84 is: 255,339.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,931.84 : 463,585.86 = 185,028.84 : x
  2. Step 2: Convert to fraction form
    335,931.84/463,585.86 = 185,028.84/x
  3. Step 3: Cross multiply
    335,931.84x = 463,585.86 × 185,028.84
  4. Step 4: Simplify right side
    335,931.84x = 85,776,753,916.20
  5. Step 5: Solve for x
    x = 85,776,753,916.20/335,931.84
  6. Step 6: Final answer
    x = 255,339.76

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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.