Home / 751,245.36-1,036,603.93-424,439.12

Finding the Fourth Proportional to 751,245.36, 1,036,603.93 and 424,439.12

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Solution

The fourth proportional to 751,245.36, 1,036,603.93 and 424,439.12 is: 585,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,245.36 : 1,036,603.93 = 424,439.12 : x
  2. Step 2: Convert to fraction form
    751,245.36/1,036,603.93 = 424,439.12/x
  3. Step 3: Cross multiply
    751,245.36x = 1,036,603.93 × 424,439.12
  4. Step 4: Simplify right side
    751,245.36x = 439,975,259,837.74
  5. Step 5: Solve for x
    x = 439,975,259,837.74/751,245.36
  6. Step 6: Final answer
    x = 585,661.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.