Home / 760,550.37-1,049,559.81-416,408.61

Finding the Fourth Proportional to 760,550.37, 1,049,559.81 and 416,408.61

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Solution

The fourth proportional to 760,550.37, 1,049,559.81 and 416,408.61 is: 574,644.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,550.37 : 1,049,559.81 = 416,408.61 : x
  2. Step 2: Convert to fraction form
    760,550.37/1,049,559.81 = 416,408.61/x
  3. Step 3: Cross multiply
    760,550.37x = 1,049,559.81 × 416,408.61
  4. Step 4: Simplify right side
    760,550.37x = 437,045,741,593.96
  5. Step 5: Solve for x
    x = 437,045,741,593.96/760,550.37
  6. Step 6: Final answer
    x = 574,644.05

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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.