Home / 670,096.80-1,005,922.80-404,157.60

Finding the Fourth Proportional to 670,096.80, 1,005,922.80 and 404,157.60

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Solution

The fourth proportional to 670,096.80, 1,005,922.80 and 404,157.60 is: 606,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,096.80 : 1,005,922.80 = 404,157.60 : x
  2. Step 2: Convert to fraction form
    670,096.80/1,005,922.80 = 404,157.60/x
  3. Step 3: Cross multiply
    670,096.80x = 1,005,922.80 × 404,157.60
  4. Step 4: Simplify right side
    670,096.80x = 406,551,344,633.28
  5. Step 5: Solve for x
    x = 406,551,344,633.28/670,096.80
  6. Step 6: Final answer
    x = 606,705.40

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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.