Home / 563,243.51-844,857.98-136,782.83

Finding the Fourth Proportional to 563,243.51, 844,857.98 and 136,782.83

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Solution

The fourth proportional to 563,243.51, 844,857.98 and 136,782.83 is: 205,172.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,243.51 : 844,857.98 = 136,782.83 : x
  2. Step 2: Convert to fraction form
    563,243.51/844,857.98 = 136,782.83/x
  3. Step 3: Cross multiply
    563,243.51x = 844,857.98 × 136,782.83
  4. Step 4: Simplify right side
    563,243.51x = 115,562,066,880.71
  5. Step 5: Solve for x
    x = 115,562,066,880.71/563,243.51
  6. Step 6: Final answer
    x = 205,172.48

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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.