Home / 772,089.92-1,158,318.33-266,655.08

Finding the Fourth Proportional to 772,089.92, 1,158,318.33 and 266,655.08

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Solution

The fourth proportional to 772,089.92, 1,158,318.33 and 266,655.08 is: 400,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,089.92 : 1,158,318.33 = 266,655.08 : x
  2. Step 2: Convert to fraction form
    772,089.92/1,158,318.33 = 266,655.08/x
  3. Step 3: Cross multiply
    772,089.92x = 1,158,318.33 × 266,655.08
  4. Step 4: Simplify right side
    772,089.92x = 308,871,468,847.46
  5. Step 5: Solve for x
    x = 308,871,468,847.46/772,089.92
  6. Step 6: Final answer
    x = 400,045.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.