Home / 538,440.96-743,038.92-293,427.84

Finding the Fourth Proportional to 538,440.96, 743,038.92 and 293,427.84

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Solution

The fourth proportional to 538,440.96, 743,038.92 and 293,427.84 is: 404,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,440.96 : 743,038.92 = 293,427.84 : x
  2. Step 2: Convert to fraction form
    538,440.96/743,038.92 = 293,427.84/x
  3. Step 3: Cross multiply
    538,440.96x = 743,038.92 × 293,427.84
  4. Step 4: Simplify right side
    538,440.96x = 218,028,305,331.53
  5. Step 5: Solve for x
    x = 218,028,305,331.53/538,440.96
  6. Step 6: Final answer
    x = 404,925.18

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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.