Home / 953,223.66-1,315,471.56-523,513.08

Finding the Fourth Proportional to 953,223.66, 1,315,471.56 and 523,513.08

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Solution

The fourth proportional to 953,223.66, 1,315,471.56 and 523,513.08 is: 722,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,223.66 : 1,315,471.56 = 523,513.08 : x
  2. Step 2: Convert to fraction form
    953,223.66/1,315,471.56 = 523,513.08/x
  3. Step 3: Cross multiply
    953,223.66x = 1,315,471.56 × 523,513.08
  4. Step 4: Simplify right side
    953,223.66x = 688,666,568,028.01
  5. Step 5: Solve for x
    x = 688,666,568,028.01/953,223.66
  6. Step 6: Final answer
    x = 722,460.63

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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.