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Finding the Fourth Proportional to 295,477.48, 443,060.70 and 202,009.96

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Solution

The fourth proportional to 295,477.48, 443,060.70 and 202,009.96 is: 302,908.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,477.48 : 443,060.70 = 202,009.96 : x
  2. Step 2: Convert to fraction form
    295,477.48/443,060.70 = 202,009.96/x
  3. Step 3: Cross multiply
    295,477.48x = 443,060.70 × 202,009.96
  4. Step 4: Simplify right side
    295,477.48x = 89,502,674,284.57
  5. Step 5: Solve for x
    x = 89,502,674,284.57/295,477.48
  6. Step 6: Final answer
    x = 302,908.62

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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.