Home / 785,010.23-1,177,751.72-245,244.70

Finding the Fourth Proportional to 785,010.23, 1,177,751.72 and 245,244.70

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Solution

The fourth proportional to 785,010.23, 1,177,751.72 and 245,244.70 is: 367,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,010.23 : 1,177,751.72 = 245,244.70 : x
  2. Step 2: Convert to fraction form
    785,010.23/1,177,751.72 = 245,244.70/x
  3. Step 3: Cross multiply
    785,010.23x = 1,177,751.72 × 245,244.70
  4. Step 4: Simplify right side
    785,010.23x = 288,837,363,075.28
  5. Step 5: Solve for x
    x = 288,837,363,075.28/785,010.23
  6. Step 6: Final answer
    x = 367,940.89

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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.