Home / 697,352.73-1,045,622.65-270,389.75

Finding the Fourth Proportional to 697,352.73, 1,045,622.65 and 270,389.75

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Solution

The fourth proportional to 697,352.73, 1,045,622.65 and 270,389.75 is: 405,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,352.73 : 1,045,622.65 = 270,389.75 : x
  2. Step 2: Convert to fraction form
    697,352.73/1,045,622.65 = 270,389.75/x
  3. Step 3: Cross multiply
    697,352.73x = 1,045,622.65 × 270,389.75
  4. Step 4: Simplify right side
    697,352.73x = 282,725,646,927.84
  5. Step 5: Solve for x
    x = 282,725,646,927.84/697,352.73
  6. Step 6: Final answer
    x = 405,427.03

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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.