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Finding the Fourth Proportional to 336,728.48, 464,673.10 and 185,822.24

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Solution

The fourth proportional to 336,728.48, 464,673.10 and 185,822.24 is: 256,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,728.48 : 464,673.10 = 185,822.24 : x
  2. Step 2: Convert to fraction form
    336,728.48/464,673.10 = 185,822.24/x
  3. Step 3: Cross multiply
    336,728.48x = 464,673.10 × 185,822.24
  4. Step 4: Simplify right side
    336,728.48x = 86,346,596,309.74
  5. Step 5: Solve for x
    x = 86,346,596,309.74/336,728.48
  6. Step 6: Final answer
    x = 256,427.96

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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.