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Finding the Third Proportional to 255,752 and 558,152

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Solution

The third proportional to 255,752 and 558,152 is: 1,218,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,752 : 558,152 = 558,152 : x
  2. Step 2: Convert to fraction form
    255,752/558,152 = 558,152/x
  3. Step 3: Cross multiply
    255,752x = 558,152 × 558,152
  4. Step 4: Simplify right side
    255,752x = 311,533,655,104
  5. Step 5: Solve for x
    x = 311,533,655,104/255,752
  6. Step 6: Final answer
    x = 1,218,108.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.