Home / 770,183.16-1,062,890.06-426,017.60

Finding the Fourth Proportional to 770,183.16, 1,062,890.06 and 426,017.60

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Solution

The fourth proportional to 770,183.16, 1,062,890.06 and 426,017.60 is: 587,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,183.16 : 1,062,890.06 = 426,017.60 : x
  2. Step 2: Convert to fraction form
    770,183.16/1,062,890.06 = 426,017.60/x
  3. Step 3: Cross multiply
    770,183.16x = 1,062,890.06 × 426,017.60
  4. Step 4: Simplify right side
    770,183.16x = 452,809,872,425.06
  5. Step 5: Solve for x
    x = 452,809,872,425.06/770,183.16
  6. Step 6: Final answer
    x = 587,924.92

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Double scale
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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.