Home / 890,928.88-1,229,477.98-483,029.46

Finding the Fourth Proportional to 890,928.88, 1,229,477.98 and 483,029.46

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Solution

The fourth proportional to 890,928.88, 1,229,477.98 and 483,029.46 is: 666,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,928.88 : 1,229,477.98 = 483,029.46 : x
  2. Step 2: Convert to fraction form
    890,928.88/1,229,477.98 = 483,029.46/x
  3. Step 3: Cross multiply
    890,928.88x = 1,229,477.98 × 483,029.46
  4. Step 4: Simplify right side
    890,928.88x = 593,874,084,761.29
  5. Step 5: Solve for x
    x = 593,874,084,761.29/890,928.88
  6. Step 6: Final answer
    x = 666,578.55

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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.