Home / 472,318.24-651,786.19-257,462.50

Finding the Fourth Proportional to 472,318.24, 651,786.19 and 257,462.50

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Solution

The fourth proportional to 472,318.24, 651,786.19 and 257,462.50 is: 355,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,318.24 : 651,786.19 = 257,462.50 : x
  2. Step 2: Convert to fraction form
    472,318.24/651,786.19 = 257,462.50/x
  3. Step 3: Cross multiply
    472,318.24x = 651,786.19 × 257,462.50
  4. Step 4: Simplify right side
    472,318.24x = 167,810,501,942.88
  5. Step 5: Solve for x
    x = 167,810,501,942.88/472,318.24
  6. Step 6: Final answer
    x = 355,291.17

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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.