Home / 369,293.04-553,552.92-209,169

Finding the Fourth Proportional to 369,293.04, 553,552.92 and 209,169

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Solution

The fourth proportional to 369,293.04, 553,552.92 and 209,169 is: 313,534.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,293.04 : 553,552.92 = 209,169 : x
  2. Step 2: Convert to fraction form
    369,293.04/553,552.92 = 209,169/x
  3. Step 3: Cross multiply
    369,293.04x = 553,552.92 × 209,169
  4. Step 4: Simplify right side
    369,293.04x = 115,786,110,723.48
  5. Step 5: Solve for x
    x = 115,786,110,723.48/369,293.04
  6. Step 6: Final answer
    x = 313,534.51

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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.