Home / 998,421.80-1,497,459.90-367,010.60

Finding the Fourth Proportional to 998,421.80, 1,497,459.90 and 367,010.60

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Solution

The fourth proportional to 998,421.80, 1,497,459.90 and 367,010.60 is: 550,452.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,421.80 : 1,497,459.90 = 367,010.60 : x
  2. Step 2: Convert to fraction form
    998,421.80/1,497,459.90 = 367,010.60/x
  3. Step 3: Cross multiply
    998,421.80x = 1,497,459.90 × 367,010.60
  4. Step 4: Simplify right side
    998,421.80x = 549,583,656,374.94
  5. Step 5: Solve for x
    x = 549,583,656,374.94/998,421.80
  6. Step 6: Final answer
    x = 550,452.38

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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.