Home / 756,831.98-1,135,550.91-307,587.35

Finding the Fourth Proportional to 756,831.98, 1,135,550.91 and 307,587.35

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Solution

The fourth proportional to 756,831.98, 1,135,550.91 and 307,587.35 is: 461,504.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,831.98 : 1,135,550.91 = 307,587.35 : x
  2. Step 2: Convert to fraction form
    756,831.98/1,135,550.91 = 307,587.35/x
  3. Step 3: Cross multiply
    756,831.98x = 1,135,550.91 × 307,587.35
  4. Step 4: Simplify right side
    756,831.98x = 349,281,095,196.99
  5. Step 5: Solve for x
    x = 349,281,095,196.99/756,831.98
  6. Step 6: Final answer
    x = 461,504.14

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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.