Home / 308,078.04-462,085.14-208,875.48

Finding the Fourth Proportional to 308,078.04, 462,085.14 and 208,875.48

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Solution

The fourth proportional to 308,078.04, 462,085.14 and 208,875.48 is: 313,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,078.04 : 462,085.14 = 208,875.48 : x
  2. Step 2: Convert to fraction form
    308,078.04/462,085.14 = 208,875.48/x
  3. Step 3: Cross multiply
    308,078.04x = 462,085.14 × 208,875.48
  4. Step 4: Simplify right side
    308,078.04x = 96,518,255,418.37
  5. Step 5: Solve for x
    x = 96,518,255,418.37/308,078.04
  6. Step 6: Final answer
    x = 313,291.58

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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.