Home / 747,290.43-1,030,991.36-575,261.01

Finding the Fourth Proportional to 747,290.43, 1,030,991.36 and 575,261.01

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Solution

The fourth proportional to 747,290.43, 1,030,991.36 and 575,261.01 is: 793,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,290.43 : 1,030,991.36 = 575,261.01 : x
  2. Step 2: Convert to fraction form
    747,290.43/1,030,991.36 = 575,261.01/x
  3. Step 3: Cross multiply
    747,290.43x = 1,030,991.36 × 575,261.01
  4. Step 4: Simplify right side
    747,290.43x = 593,089,128,178.57
  5. Step 5: Solve for x
    x = 593,089,128,178.57/747,290.43
  6. Step 6: Final answer
    x = 793,652.78

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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.