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Finding the Fourth Proportional to 335,931.48, 463,585.43 and 185,028.48

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Solution

The fourth proportional to 335,931.48, 463,585.43 and 185,028.48 is: 255,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,931.48 : 463,585.43 = 185,028.48 : x
  2. Step 2: Convert to fraction form
    335,931.48/463,585.43 = 185,028.48/x
  3. Step 3: Cross multiply
    335,931.48x = 463,585.43 × 185,028.48
  4. Step 4: Simplify right side
    335,931.48x = 85,776,507,925.62
  5. Step 5: Solve for x
    x = 85,776,507,925.62/335,931.48
  6. Step 6: Final answer
    x = 255,339.30

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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.