Home / 953,028.21-1,315,297.40-545,073.47

Finding the Fourth Proportional to 953,028.21, 1,315,297.40 and 545,073.47

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Solution

The fourth proportional to 953,028.21, 1,315,297.40 and 545,073.47 is: 752,269.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,028.21 : 1,315,297.40 = 545,073.47 : x
  2. Step 2: Convert to fraction form
    953,028.21/1,315,297.40 = 545,073.47/x
  3. Step 3: Cross multiply
    953,028.21x = 1,315,297.40 × 545,073.47
  4. Step 4: Simplify right side
    953,028.21x = 716,933,708,598.12
  5. Step 5: Solve for x
    x = 716,933,708,598.12/953,028.21
  6. Step 6: Final answer
    x = 752,269.14

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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.