Home / 823,342.10-1,235,075.62-254,780.68

Finding the Fourth Proportional to 823,342.10, 1,235,075.62 and 254,780.68

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Solution

The fourth proportional to 823,342.10, 1,235,075.62 and 254,780.68 is: 382,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,342.10 : 1,235,075.62 = 254,780.68 : x
  2. Step 2: Convert to fraction form
    823,342.10/1,235,075.62 = 254,780.68/x
  3. Step 3: Cross multiply
    823,342.10x = 1,235,075.62 × 254,780.68
  4. Step 4: Simplify right side
    823,342.10x = 314,673,406,315.02
  5. Step 5: Solve for x
    x = 314,673,406,315.02/823,342.10
  6. Step 6: Final answer
    x = 382,190.35

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Similar ratio
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1.5x scale

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.