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Finding the Fourth Proportional to 488,503.20, 732,859.36 and 151,536.56

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Solution

The fourth proportional to 488,503.20, 732,859.36 and 151,536.56 is: 227,337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,503.20 : 732,859.36 = 151,536.56 : x
  2. Step 2: Convert to fraction form
    488,503.20/732,859.36 = 151,536.56/x
  3. Step 3: Cross multiply
    488,503.20x = 732,859.36 × 151,536.56
  4. Step 4: Simplify right side
    488,503.20x = 111,054,986,378.20
  5. Step 5: Solve for x
    x = 111,054,986,378.20/488,503.20
  6. Step 6: Final answer
    x = 227,337.28

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1.5x scale

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.