Home / 963,164.15-1,328,796.55-549,723.87

Finding the Fourth Proportional to 963,164.15, 1,328,796.55 and 549,723.87

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Solution

The fourth proportional to 963,164.15, 1,328,796.55 and 549,723.87 is: 758,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,164.15 : 1,328,796.55 = 549,723.87 : x
  2. Step 2: Convert to fraction form
    963,164.15/1,328,796.55 = 549,723.87/x
  3. Step 3: Cross multiply
    963,164.15x = 1,328,796.55 × 549,723.87
  4. Step 4: Simplify right side
    963,164.15x = 730,471,181,908.65
  5. Step 5: Solve for x
    x = 730,471,181,908.65/963,164.15
  6. Step 6: Final answer
    x = 758,407.78

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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.