Home / 888,597.49-1,226,260.82-480,698.30

Finding the Fourth Proportional to 888,597.49, 1,226,260.82 and 480,698.30

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Solution

The fourth proportional to 888,597.49, 1,226,260.82 and 480,698.30 is: 663,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,597.49 : 1,226,260.82 = 480,698.30 : x
  2. Step 2: Convert to fraction form
    888,597.49/1,226,260.82 = 480,698.30/x
  3. Step 3: Cross multiply
    888,597.49x = 1,226,260.82 × 480,698.30
  4. Step 4: Simplify right side
    888,597.49x = 589,461,489,127.12
  5. Step 5: Solve for x
    x = 589,461,489,127.12/888,597.49
  6. Step 6: Final answer
    x = 663,361.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.