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Finding the Fourth Proportional to 344,466.44, 475,595.64 and 308,054.91

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Solution

The fourth proportional to 344,466.44, 475,595.64 and 308,054.91 is: 425,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,466.44 : 475,595.64 = 308,054.91 : x
  2. Step 2: Convert to fraction form
    344,466.44/475,595.64 = 308,054.91/x
  3. Step 3: Cross multiply
    344,466.44x = 475,595.64 × 308,054.91
  4. Step 4: Simplify right side
    344,466.44x = 146,509,572,076.59
  5. Step 5: Solve for x
    x = 146,509,572,076.59/344,466.44
  6. Step 6: Final answer
    x = 425,323.22

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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.