Home / 428,186.32-590,960.05-246,862.81

Finding the Fourth Proportional to 428,186.32, 590,960.05 and 246,862.81

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Solution

The fourth proportional to 428,186.32, 590,960.05 and 246,862.81 is: 340,706.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,186.32 : 590,960.05 = 246,862.81 : x
  2. Step 2: Convert to fraction form
    428,186.32/590,960.05 = 246,862.81/x
  3. Step 3: Cross multiply
    428,186.32x = 590,960.05 × 246,862.81
  4. Step 4: Simplify right side
    428,186.32x = 145,886,056,726.74
  5. Step 5: Solve for x
    x = 145,886,056,726.74/428,186.32
  6. Step 6: Final answer
    x = 340,706.96

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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.