Home / 753,238.92-1,039,466.16-409,072.44

Finding the Fourth Proportional to 753,238.92, 1,039,466.16 and 409,072.44

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Solution

The fourth proportional to 753,238.92, 1,039,466.16 and 409,072.44 is: 564,518.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,238.92 : 1,039,466.16 = 409,072.44 : x
  2. Step 2: Convert to fraction form
    753,238.92/1,039,466.16 = 409,072.44/x
  3. Step 3: Cross multiply
    753,238.92x = 1,039,466.16 × 409,072.44
  4. Step 4: Simplify right side
    753,238.92x = 425,216,958,368.63
  5. Step 5: Solve for x
    x = 425,216,958,368.63/753,238.92
  6. Step 6: Final answer
    x = 564,518.04

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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.