Home / 953,019.46-1,315,285.35-545,064.68

Finding the Fourth Proportional to 953,019.46, 1,315,285.35 and 545,064.68

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Solution

The fourth proportional to 953,019.46, 1,315,285.35 and 545,064.68 is: 752,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,019.46 : 1,315,285.35 = 545,064.68 : x
  2. Step 2: Convert to fraction form
    953,019.46/1,315,285.35 = 545,064.68/x
  3. Step 3: Cross multiply
    953,019.46x = 1,315,285.35 × 545,064.68
  4. Step 4: Simplify right side
    953,019.46x = 716,915,588,406.44
  5. Step 5: Solve for x
    x = 716,915,588,406.44/953,019.46
  6. Step 6: Final answer
    x = 752,257.03

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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.