Home / 1,049,798.40-1,574,697.60-419,164.80

Finding the Fourth Proportional to 1,049,798.40, 1,574,697.60 and 419,164.80

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Solution

The fourth proportional to 1,049,798.40, 1,574,697.60 and 419,164.80 is: 628,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,798.40 : 1,574,697.60 = 419,164.80 : x
  2. Step 2: Convert to fraction form
    1,049,798.40/1,574,697.60 = 419,164.80/x
  3. Step 3: Cross multiply
    1,049,798.40x = 1,574,697.60 × 419,164.80
  4. Step 4: Simplify right side
    1,049,798.40x = 660,057,804,564.48
  5. Step 5: Solve for x
    x = 660,057,804,564.48/1,049,798.40
  6. Step 6: Final answer
    x = 628,747.20

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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.