Home / 898,714.71-1,348,099.74-393,015.39

Finding the Fourth Proportional to 898,714.71, 1,348,099.74 and 393,015.39

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Solution

The fourth proportional to 898,714.71, 1,348,099.74 and 393,015.39 is: 589,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,714.71 : 1,348,099.74 = 393,015.39 : x
  2. Step 2: Convert to fraction form
    898,714.71/1,348,099.74 = 393,015.39/x
  3. Step 3: Cross multiply
    898,714.71x = 1,348,099.74 × 393,015.39
  4. Step 4: Simplify right side
    898,714.71x = 529,823,945,075.00
  5. Step 5: Solve for x
    x = 529,823,945,075.00/898,714.71
  6. Step 6: Final answer
    x = 589,535.19

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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.