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Finding the Fourth Proportional to 336,530.32, 464,390.76 and 185,626.96

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Solution

The fourth proportional to 336,530.32, 464,390.76 and 185,626.96 is: 256,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,530.32 : 464,390.76 = 185,626.96 : x
  2. Step 2: Convert to fraction form
    336,530.32/464,390.76 = 185,626.96/x
  3. Step 3: Cross multiply
    336,530.32x = 464,390.76 × 185,626.96
  4. Step 4: Simplify right side
    336,530.32x = 86,203,445,030.89
  5. Step 5: Solve for x
    x = 86,203,445,030.89/336,530.32
  6. Step 6: Final answer
    x = 256,153.58

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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.