Home / 907,802.99-1,361,884.91-308,603.25

Finding the Fourth Proportional to 907,802.99, 1,361,884.91 and 308,603.25

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Solution

The fourth proportional to 907,802.99, 1,361,884.91 and 308,603.25 is: 462,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,802.99 : 1,361,884.91 = 308,603.25 : x
  2. Step 2: Convert to fraction form
    907,802.99/1,361,884.91 = 308,603.25/x
  3. Step 3: Cross multiply
    907,802.99x = 1,361,884.91 × 308,603.25
  4. Step 4: Simplify right side
    907,802.99x = 420,282,107,808.94
  5. Step 5: Solve for x
    x = 420,282,107,808.94/907,802.99
  6. Step 6: Final answer
    x = 462,966.21

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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.