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Finding the Fourth Proportional to 446,461.60, 616,214.50 and 274,527.52

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Solution

The fourth proportional to 446,461.60, 616,214.50 and 274,527.52 is: 378,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,461.60 : 616,214.50 = 274,527.52 : x
  2. Step 2: Convert to fraction form
    446,461.60/616,214.50 = 274,527.52/x
  3. Step 3: Cross multiply
    446,461.60x = 616,214.50 × 274,527.52
  4. Step 4: Simplify right side
    446,461.60x = 169,167,834,019.33
  5. Step 5: Solve for x
    x = 169,167,834,019.33/446,461.60
  6. Step 6: Final answer
    x = 378,907.92

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1.5x scale

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.