Home / 683,143.80-1,023,075.45-366,903.60

Finding the Fourth Proportional to 683,143.80, 1,023,075.45 and 366,903.60

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Solution

The fourth proportional to 683,143.80, 1,023,075.45 and 366,903.60 is: 549,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,143.80 : 1,023,075.45 = 366,903.60 : x
  2. Step 2: Convert to fraction form
    683,143.80/1,023,075.45 = 366,903.60/x
  3. Step 3: Cross multiply
    683,143.80x = 1,023,075.45 × 366,903.60
  4. Step 4: Simplify right side
    683,143.80x = 375,370,065,676.62
  5. Step 5: Solve for x
    x = 375,370,065,676.62/683,143.80
  6. Step 6: Final answer
    x = 549,474.45

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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.