Home / 962,457.19-1,328,486.57-554,831.51

Finding the Fourth Proportional to 962,457.19, 1,328,486.57 and 554,831.51

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Solution

The fourth proportional to 962,457.19, 1,328,486.57 and 554,831.51 is: 765,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,457.19 : 1,328,486.57 = 554,831.51 : x
  2. Step 2: Convert to fraction form
    962,457.19/1,328,486.57 = 554,831.51/x
  3. Step 3: Cross multiply
    962,457.19x = 1,328,486.57 × 554,831.51
  4. Step 4: Simplify right side
    962,457.19x = 737,086,202,311.85
  5. Step 5: Solve for x
    x = 737,086,202,311.85/962,457.19
  6. Step 6: Final answer
    x = 765,837.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.