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Finding the Fourth Proportional to 336,305.42, 464,104.65 and 185,407.82

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Solution

The fourth proportional to 336,305.42, 464,104.65 and 185,407.82 is: 255,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,305.42 : 464,104.65 = 185,407.82 : x
  2. Step 2: Convert to fraction form
    336,305.42/464,104.65 = 185,407.82/x
  3. Step 3: Cross multiply
    336,305.42x = 464,104.65 × 185,407.82
  4. Step 4: Simplify right side
    336,305.42x = 86,048,631,408.36
  5. Step 5: Solve for x
    x = 86,048,631,408.36/336,305.42
  6. Step 6: Final answer
    x = 255,864.54

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1.5x scale

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.