Home / 969,811.20-1,454,716.80-549,907.20

Finding the Fourth Proportional to 969,811.20, 1,454,716.80 and 549,907.20

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Solution

The fourth proportional to 969,811.20, 1,454,716.80 and 549,907.20 is: 824,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,811.20 : 1,454,716.80 = 549,907.20 : x
  2. Step 2: Convert to fraction form
    969,811.20/1,454,716.80 = 549,907.20/x
  3. Step 3: Cross multiply
    969,811.20x = 1,454,716.80 × 549,907.20
  4. Step 4: Simplify right side
    969,811.20x = 799,959,242,280.96
  5. Step 5: Solve for x
    x = 799,959,242,280.96/969,811.20
  6. Step 6: Final answer
    x = 824,860.80

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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.