Home / 810,075.20-1,214,880.60-241,432.52

Finding the Fourth Proportional to 810,075.20, 1,214,880.60 and 241,432.52

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Solution

The fourth proportional to 810,075.20, 1,214,880.60 and 241,432.52 is: 362,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,075.20 : 1,214,880.60 = 241,432.52 : x
  2. Step 2: Convert to fraction form
    810,075.20/1,214,880.60 = 241,432.52/x
  3. Step 3: Cross multiply
    810,075.20x = 1,214,880.60 × 241,432.52
  4. Step 4: Simplify right side
    810,075.20x = 293,311,684,757.11
  5. Step 5: Solve for x
    x = 293,311,684,757.11/810,075.20
  6. Step 6: Final answer
    x = 362,079.58

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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.