Home / 953,073.68-1,315,176.48-523,381.64

Finding the Fourth Proportional to 953,073.68, 1,315,176.48 and 523,381.64

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Solution

The fourth proportional to 953,073.68, 1,315,176.48 and 523,381.64 is: 722,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,073.68 : 1,315,176.48 = 523,381.64 : x
  2. Step 2: Convert to fraction form
    953,073.68/1,315,176.48 = 523,381.64/x
  3. Step 3: Cross multiply
    953,073.68x = 1,315,176.48 × 523,381.64
  4. Step 4: Simplify right side
    953,073.68x = 688,339,222,991.83
  5. Step 5: Solve for x
    x = 688,339,222,991.83/953,073.68
  6. Step 6: Final answer
    x = 722,230.86

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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.