Home / 998,101.40-1,497,152.10-366,933.20

Finding the Fourth Proportional to 998,101.40, 1,497,152.10 and 366,933.20

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Solution

The fourth proportional to 998,101.40, 1,497,152.10 and 366,933.20 is: 550,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,101.40 : 1,497,152.10 = 366,933.20 : x
  2. Step 2: Convert to fraction form
    998,101.40/1,497,152.10 = 366,933.20/x
  3. Step 3: Cross multiply
    998,101.40x = 1,497,152.10 × 366,933.20
  4. Step 4: Simplify right side
    998,101.40x = 549,354,810,939.72
  5. Step 5: Solve for x
    x = 549,354,810,939.72/998,101.40
  6. Step 6: Final answer
    x = 550,399.80

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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.