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Finding the Fourth Proportional to 344,220, 473,844.24 and 298,630.08

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Solution

The fourth proportional to 344,220, 473,844.24 and 298,630.08 is: 411,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,220 : 473,844.24 = 298,630.08 : x
  2. Step 2: Convert to fraction form
    344,220/473,844.24 = 298,630.08/x
  3. Step 3: Cross multiply
    344,220x = 473,844.24 × 298,630.08
  4. Step 4: Simplify right side
    344,220x = 141,504,143,298.74
  5. Step 5: Solve for x
    x = 141,504,143,298.74/344,220
  6. Step 6: Final answer
    x = 411,086.35

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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.