Home / 747,288.93-1,030,989.28-575,259.51

Finding the Fourth Proportional to 747,288.93, 1,030,989.28 and 575,259.51

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Solution

The fourth proportional to 747,288.93, 1,030,989.28 and 575,259.51 is: 793,650.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,288.93 : 1,030,989.28 = 575,259.51 : x
  2. Step 2: Convert to fraction form
    747,288.93/1,030,989.28 = 575,259.51/x
  3. Step 3: Cross multiply
    747,288.93x = 1,030,989.28 × 575,259.51
  4. Step 4: Simplify right side
    747,288.93x = 593,086,388,028.05
  5. Step 5: Solve for x
    x = 593,086,388,028.05/747,288.93
  6. Step 6: Final answer
    x = 793,650.71

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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.