Home / 998,426.80-1,497,467.40-367,015.60

Finding the Fourth Proportional to 998,426.80, 1,497,467.40 and 367,015.60

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Solution

The fourth proportional to 998,426.80, 1,497,467.40 and 367,015.60 is: 550,459.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,426.80 : 1,497,467.40 = 367,015.60 : x
  2. Step 2: Convert to fraction form
    998,426.80/1,497,467.40 = 367,015.60/x
  3. Step 3: Cross multiply
    998,426.80x = 1,497,467.40 × 367,015.60
  4. Step 4: Simplify right side
    998,426.80x = 549,593,896,291.44
  5. Step 5: Solve for x
    x = 549,593,896,291.44/998,426.80
  6. Step 6: Final answer
    x = 550,459.88

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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.