Home / 751,950.14-1,128,056.73-448,585.90

Finding the Fourth Proportional to 751,950.14, 1,128,056.73 and 448,585.90

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Solution

The fourth proportional to 751,950.14, 1,128,056.73 and 448,585.90 is: 672,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,950.14 : 1,128,056.73 = 448,585.90 : x
  2. Step 2: Convert to fraction form
    751,950.14/1,128,056.73 = 448,585.90/x
  3. Step 3: Cross multiply
    751,950.14x = 1,128,056.73 × 448,585.90
  4. Step 4: Simplify right side
    751,950.14x = 506,030,338,975.77
  5. Step 5: Solve for x
    x = 506,030,338,975.77/751,950.14
  6. Step 6: Final answer
    x = 672,957.31

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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.