Home / 1,147,226.50-1,583,217.75-631,028.43

Finding the Fourth Proportional to 1,147,226.50, 1,583,217.75 and 631,028.43

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Solution

The fourth proportional to 1,147,226.50, 1,583,217.75 and 631,028.43 is: 870,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,226.50 : 1,583,217.75 = 631,028.43 : x
  2. Step 2: Convert to fraction form
    1,147,226.50/1,583,217.75 = 631,028.43/x
  3. Step 3: Cross multiply
    1,147,226.50x = 1,583,217.75 × 631,028.43
  4. Step 4: Simplify right side
    1,147,226.50x = 999,055,411,130.63
  5. Step 5: Solve for x
    x = 999,055,411,130.63/1,147,226.50
  6. Step 6: Final answer
    x = 870,844.08

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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.