Home / 455,629.90-683,444.85-367,056.40

Finding the Fourth Proportional to 455,629.90, 683,444.85 and 367,056.40

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Solution

The fourth proportional to 455,629.90, 683,444.85 and 367,056.40 is: 550,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,629.90 : 683,444.85 = 367,056.40 : x
  2. Step 2: Convert to fraction form
    455,629.90/683,444.85 = 367,056.40/x
  3. Step 3: Cross multiply
    455,629.90x = 683,444.85 × 367,056.40
  4. Step 4: Simplify right side
    455,629.90x = 250,862,806,239.54
  5. Step 5: Solve for x
    x = 250,862,806,239.54/455,629.90
  6. Step 6: Final answer
    x = 550,584.60

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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.