Home / 741,920.84-1,112,962.86-236,364.20

Finding the Fourth Proportional to 741,920.84, 1,112,962.86 and 236,364.20

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Solution

The fourth proportional to 741,920.84, 1,112,962.86 and 236,364.20 is: 354,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,920.84 : 1,112,962.86 = 236,364.20 : x
  2. Step 2: Convert to fraction form
    741,920.84/1,112,962.86 = 236,364.20/x
  3. Step 3: Cross multiply
    741,920.84x = 1,112,962.86 × 236,364.20
  4. Step 4: Simplify right side
    741,920.84x = 263,064,576,033.61
  5. Step 5: Solve for x
    x = 263,064,576,033.61/741,920.84
  6. Step 6: Final answer
    x = 354,572.30

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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.