Home / 1,201,798.20-1,802,580.48-315,334.20

Finding the Fourth Proportional to 1,201,798.20, 1,802,580.48 and 315,334.20

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Solution

The fourth proportional to 1,201,798.20, 1,802,580.48 and 315,334.20 is: 472,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,798.20 : 1,802,580.48 = 315,334.20 : x
  2. Step 2: Convert to fraction form
    1,201,798.20/1,802,580.48 = 315,334.20/x
  3. Step 3: Cross multiply
    1,201,798.20x = 1,802,580.48 × 315,334.20
  4. Step 4: Simplify right side
    1,201,798.20x = 568,415,273,596.42
  5. Step 5: Solve for x
    x = 568,415,273,596.42/1,201,798.20
  6. Step 6: Final answer
    x = 472,970.65

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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.