Home / 904,907.28-1,357,136.64-305,855.22

Finding the Fourth Proportional to 904,907.28, 1,357,136.64 and 305,855.22

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Solution

The fourth proportional to 904,907.28, 1,357,136.64 and 305,855.22 is: 458,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,907.28 : 1,357,136.64 = 305,855.22 : x
  2. Step 2: Convert to fraction form
    904,907.28/1,357,136.64 = 305,855.22/x
  3. Step 3: Cross multiply
    904,907.28x = 1,357,136.64 × 305,855.22
  4. Step 4: Simplify right side
    904,907.28x = 415,087,325,597.26
  5. Step 5: Solve for x
    x = 415,087,325,597.26/904,907.28
  6. Step 6: Final answer
    x = 458,707.02

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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.