Home / 1,035,630.40-1,554,028.80-404,462.20

Finding the Fourth Proportional to 1,035,630.40, 1,554,028.80 and 404,462.20

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Solution

The fourth proportional to 1,035,630.40, 1,554,028.80 and 404,462.20 is: 606,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,630.40 : 1,554,028.80 = 404,462.20 : x
  2. Step 2: Convert to fraction form
    1,035,630.40/1,554,028.80 = 404,462.20/x
  3. Step 3: Cross multiply
    1,035,630.40x = 1,554,028.80 × 404,462.20
  4. Step 4: Simplify right side
    1,035,630.40x = 628,545,907,311.36
  5. Step 5: Solve for x
    x = 628,545,907,311.36/1,035,630.40
  6. Step 6: Final answer
    x = 606,921.07

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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.