Home / 746,283.72-1,029,871.88-423,994.36

Finding the Fourth Proportional to 746,283.72, 1,029,871.88 and 423,994.36

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Solution

The fourth proportional to 746,283.72, 1,029,871.88 and 423,994.36 is: 585,112.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,283.72 : 1,029,871.88 = 423,994.36 : x
  2. Step 2: Convert to fraction form
    746,283.72/1,029,871.88 = 423,994.36/x
  3. Step 3: Cross multiply
    746,283.72x = 1,029,871.88 × 423,994.36
  4. Step 4: Simplify right side
    746,283.72x = 436,659,868,642.60
  5. Step 5: Solve for x
    x = 436,659,868,642.60/746,283.72
  6. Step 6: Final answer
    x = 585,112.41

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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.