Home / 989,206.40-1,483,809.60-590,297.60

Finding the Fourth Proportional to 989,206.40, 1,483,809.60 and 590,297.60

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Solution

The fourth proportional to 989,206.40, 1,483,809.60 and 590,297.60 is: 885,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,206.40 : 1,483,809.60 = 590,297.60 : x
  2. Step 2: Convert to fraction form
    989,206.40/1,483,809.60 = 590,297.60/x
  3. Step 3: Cross multiply
    989,206.40x = 1,483,809.60 × 590,297.60
  4. Step 4: Simplify right side
    989,206.40x = 875,889,245,736.96
  5. Step 5: Solve for x
    x = 875,889,245,736.96/989,206.40
  6. Step 6: Final answer
    x = 885,446.40

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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.