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Finding the Fourth Proportional to 302,195.70, 452,637.45 and 262,829.70

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Solution

The fourth proportional to 302,195.70, 452,637.45 and 262,829.70 is: 393,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,195.70 : 452,637.45 = 262,829.70 : x
  2. Step 2: Convert to fraction form
    302,195.70/452,637.45 = 262,829.70/x
  3. Step 3: Cross multiply
    302,195.70x = 452,637.45 × 262,829.70
  4. Step 4: Simplify right side
    302,195.70x = 118,966,565,192.27
  5. Step 5: Solve for x
    x = 118,966,565,192.27/302,195.70
  6. Step 6: Final answer
    x = 393,673.92

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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.