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Finding the Fourth Proportional to 338,305.55, 466,855.98 and 185,342.31

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Solution

The fourth proportional to 338,305.55, 466,855.98 and 185,342.31 is: 255,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,305.55 : 466,855.98 = 185,342.31 : x
  2. Step 2: Convert to fraction form
    338,305.55/466,855.98 = 185,342.31/x
  3. Step 3: Cross multiply
    338,305.55x = 466,855.98 × 185,342.31
  4. Step 4: Simplify right side
    338,305.55x = 86,528,165,770.51
  5. Step 5: Solve for x
    x = 86,528,165,770.51/338,305.55
  6. Step 6: Final answer
    x = 255,769.28

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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.