Home / 1,008,516.77-1,391,802.51-567,130.29

Finding the Fourth Proportional to 1,008,516.77, 1,391,802.51 and 567,130.29

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Solution

The fourth proportional to 1,008,516.77, 1,391,802.51 and 567,130.29 is: 782,667.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,516.77 : 1,391,802.51 = 567,130.29 : x
  2. Step 2: Convert to fraction form
    1,008,516.77/1,391,802.51 = 567,130.29/x
  3. Step 3: Cross multiply
    1,008,516.77x = 1,391,802.51 × 567,130.29
  4. Step 4: Simplify right side
    1,008,516.77x = 789,333,361,119.03
  5. Step 5: Solve for x
    x = 789,333,361,119.03/1,008,516.77
  6. Step 6: Final answer
    x = 782,667.56

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1.5x scale

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.