Home / 743,453.96-1,115,551.40-294,498.41

Finding the Fourth Proportional to 743,453.96, 1,115,551.40 and 294,498.41

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Solution

The fourth proportional to 743,453.96, 1,115,551.40 and 294,498.41 is: 441,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,453.96 : 1,115,551.40 = 294,498.41 : x
  2. Step 2: Convert to fraction form
    743,453.96/1,115,551.40 = 294,498.41/x
  3. Step 3: Cross multiply
    743,453.96x = 1,115,551.40 × 294,498.41
  4. Step 4: Simplify right side
    743,453.96x = 328,528,106,523.03
  5. Step 5: Solve for x
    x = 328,528,106,523.03/743,453.96
  6. Step 6: Final answer
    x = 441,894.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.