Home / 746,217.32-1,029,783.44-423,945.11

Finding the Fourth Proportional to 746,217.32, 1,029,783.44 and 423,945.11

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Solution

The fourth proportional to 746,217.32, 1,029,783.44 and 423,945.11 is: 585,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,217.32 : 1,029,783.44 = 423,945.11 : x
  2. Step 2: Convert to fraction form
    746,217.32/1,029,783.44 = 423,945.11/x
  3. Step 3: Cross multiply
    746,217.32x = 1,029,783.44 × 423,945.11
  4. Step 4: Simplify right side
    746,217.32x = 436,571,657,381.30
  5. Step 5: Solve for x
    x = 436,571,657,381.30/746,217.32
  6. Step 6: Final answer
    x = 585,046.27

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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.