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Finding the Fourth Proportional to 332,263.16, 458,507.22 and 189,009.80

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Solution

The fourth proportional to 332,263.16, 458,507.22 and 189,009.80 is: 260,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,263.16 : 458,507.22 = 189,009.80 : x
  2. Step 2: Convert to fraction form
    332,263.16/458,507.22 = 189,009.80/x
  3. Step 3: Cross multiply
    332,263.16x = 458,507.22 × 189,009.80
  4. Step 4: Simplify right side
    332,263.16x = 86,662,357,950.76
  5. Step 5: Solve for x
    x = 86,662,357,950.76/332,263.16
  6. Step 6: Final answer
    x = 260,824.46

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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.