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Finding the Fourth Proportional to 488,238.32, 732,462.05 and 151,271.51

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Solution

The fourth proportional to 488,238.32, 732,462.05 and 151,271.51 is: 226,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,238.32 : 732,462.05 = 151,271.51 : x
  2. Step 2: Convert to fraction form
    488,238.32/732,462.05 = 151,271.51/x
  3. Step 3: Cross multiply
    488,238.32x = 732,462.05 × 151,271.51
  4. Step 4: Simplify right side
    488,238.32x = 110,800,635,902.53
  5. Step 5: Solve for x
    x = 110,800,635,902.53/488,238.32
  6. Step 6: Final answer
    x = 226,939.66

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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.