Home / 747,286.93-1,030,986.53-575,257.51

Finding the Fourth Proportional to 747,286.93, 1,030,986.53 and 575,257.51

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Solution

The fourth proportional to 747,286.93, 1,030,986.53 and 575,257.51 is: 793,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,286.93 : 1,030,986.53 = 575,257.51 : x
  2. Step 2: Convert to fraction form
    747,286.93/1,030,986.53 = 575,257.51/x
  3. Step 3: Cross multiply
    747,286.93x = 1,030,986.53 × 575,257.51
  4. Step 4: Simplify right side
    747,286.93x = 593,082,741,215.05
  5. Step 5: Solve for x
    x = 593,082,741,215.05/747,286.93
  6. Step 6: Final answer
    x = 793,647.95

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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.