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Finding the Fourth Proportional to 357,624.54, 493,738.61 and 236,869.34

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Solution

The fourth proportional to 357,624.54, 493,738.61 and 236,869.34 is: 327,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,624.54 : 493,738.61 = 236,869.34 : x
  2. Step 2: Convert to fraction form
    357,624.54/493,738.61 = 236,869.34/x
  3. Step 3: Cross multiply
    357,624.54x = 493,738.61 × 236,869.34
  4. Step 4: Simplify right side
    357,624.54x = 116,951,535,030.18
  5. Step 5: Solve for x
    x = 116,951,535,030.18/357,624.54
  6. Step 6: Final answer
    x = 327,023.24

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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.