Home / 1,492,629.20-2,238,943.80-370,698.20

Finding the Fourth Proportional to 1,492,629.20, 2,238,943.80 and 370,698.20

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Solution

The fourth proportional to 1,492,629.20, 2,238,943.80 and 370,698.20 is: 556,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,629.20 : 2,238,943.80 = 370,698.20 : x
  2. Step 2: Convert to fraction form
    1,492,629.20/2,238,943.80 = 370,698.20/x
  3. Step 3: Cross multiply
    1,492,629.20x = 2,238,943.80 × 370,698.20
  4. Step 4: Simplify right side
    1,492,629.20x = 829,972,436,561.16
  5. Step 5: Solve for x
    x = 829,972,436,561.16/1,492,629.20
  6. Step 6: Final answer
    x = 556,047.30

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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.