Home / 750,416.36-1,124,116.86-350,505.32

Finding the Fourth Proportional to 750,416.36, 1,124,116.86 and 350,505.32

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Solution

The fourth proportional to 750,416.36, 1,124,116.86 and 350,505.32 is: 525,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,416.36 : 1,124,116.86 = 350,505.32 : x
  2. Step 2: Convert to fraction form
    750,416.36/1,124,116.86 = 350,505.32/x
  3. Step 3: Cross multiply
    750,416.36x = 1,124,116.86 × 350,505.32
  4. Step 4: Simplify right side
    750,416.36x = 394,008,939,731.70
  5. Step 5: Solve for x
    x = 394,008,939,731.70/750,416.36
  6. Step 6: Final answer
    x = 525,053.77

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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.