Home / 757,704.08-1,045,767.09-451,800.15

Finding the Fourth Proportional to 757,704.08, 1,045,767.09 and 451,800.15

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Solution

The fourth proportional to 757,704.08, 1,045,767.09 and 451,800.15 is: 623,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,704.08 : 1,045,767.09 = 451,800.15 : x
  2. Step 2: Convert to fraction form
    757,704.08/1,045,767.09 = 451,800.15/x
  3. Step 3: Cross multiply
    757,704.08x = 1,045,767.09 × 451,800.15
  4. Step 4: Simplify right side
    757,704.08x = 472,477,728,127.06
  5. Step 5: Solve for x
    x = 472,477,728,127.06/757,704.08
  6. Step 6: Final answer
    x = 623,564.98

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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.