Home / 906,093.12-1,250,411.72-498,220.62

Finding the Fourth Proportional to 906,093.12, 1,250,411.72 and 498,220.62

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Solution

The fourth proportional to 906,093.12, 1,250,411.72 and 498,220.62 is: 687,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,093.12 : 1,250,411.72 = 498,220.62 : x
  2. Step 2: Convert to fraction form
    906,093.12/1,250,411.72 = 498,220.62/x
  3. Step 3: Cross multiply
    906,093.12x = 1,250,411.72 × 498,220.62
  4. Step 4: Simplify right side
    906,093.12x = 622,980,902,393.67
  5. Step 5: Solve for x
    x = 622,980,902,393.67/906,093.12
  6. Step 6: Final answer
    x = 687,546.22

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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.