Home / 467,423.52-644,901.06-285,946.26

Finding the Fourth Proportional to 467,423.52, 644,901.06 and 285,946.26

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Solution

The fourth proportional to 467,423.52, 644,901.06 and 285,946.26 is: 394,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,423.52 : 644,901.06 = 285,946.26 : x
  2. Step 2: Convert to fraction form
    467,423.52/644,901.06 = 285,946.26/x
  3. Step 3: Cross multiply
    467,423.52x = 644,901.06 × 285,946.26
  4. Step 4: Simplify right side
    467,423.52x = 184,407,043,222.51
  5. Step 5: Solve for x
    x = 184,407,043,222.51/467,423.52
  6. Step 6: Final answer
    x = 394,518.11

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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.