Home / 906,243.87-1,359,075.07-298,895.65

Finding the Fourth Proportional to 906,243.87, 1,359,075.07 and 298,895.65

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Solution

The fourth proportional to 906,243.87, 1,359,075.07 and 298,895.65 is: 448,247.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,243.87 : 1,359,075.07 = 298,895.65 : x
  2. Step 2: Convert to fraction form
    906,243.87/1,359,075.07 = 298,895.65/x
  3. Step 3: Cross multiply
    906,243.87x = 1,359,075.07 × 298,895.65
  4. Step 4: Simplify right side
    906,243.87x = 406,221,623,584.89
  5. Step 5: Solve for x
    x = 406,221,623,584.89/906,243.87
  6. Step 6: Final answer
    x = 448,247.58

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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.