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Finding the Fourth Proportional to 469,683.70, 648,119.84 and 265,750.04

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Solution

The fourth proportional to 469,683.70, 648,119.84 and 265,750.04 is: 366,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,683.70 : 648,119.84 = 265,750.04 : x
  2. Step 2: Convert to fraction form
    469,683.70/648,119.84 = 265,750.04/x
  3. Step 3: Cross multiply
    469,683.70x = 648,119.84 × 265,750.04
  4. Step 4: Simplify right side
    469,683.70x = 172,237,873,404.79
  5. Step 5: Solve for x
    x = 172,237,873,404.79/469,683.70
  6. Step 6: Final answer
    x = 366,710.35

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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.