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Finding the Fourth Proportional to 499,752, 749,705.94 and 162,713.07

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Solution

The fourth proportional to 499,752, 749,705.94 and 162,713.07 is: 244,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,752 : 749,705.94 = 162,713.07 : x
  2. Step 2: Convert to fraction form
    499,752/749,705.94 = 162,713.07/x
  3. Step 3: Cross multiply
    499,752x = 749,705.94 × 162,713.07
  4. Step 4: Simplify right side
    499,752x = 121,986,955,094.64
  5. Step 5: Solve for x
    x = 121,986,955,094.64/499,752
  6. Step 6: Final answer
    x = 244,094.98

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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.