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Finding the Fourth Proportional to 292,300.29, 403,441.80 and 171,480.39

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Solution

The fourth proportional to 292,300.29, 403,441.80 and 171,480.39 is: 236,682.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,300.29 : 403,441.80 = 171,480.39 : x
  2. Step 2: Convert to fraction form
    292,300.29/403,441.80 = 171,480.39/x
  3. Step 3: Cross multiply
    292,300.29x = 403,441.80 × 171,480.39
  4. Step 4: Simplify right side
    292,300.29x = 69,182,357,206.30
  5. Step 5: Solve for x
    x = 69,182,357,206.30/292,300.29
  6. Step 6: Final answer
    x = 236,682.48

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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.