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Finding the Fourth Proportional to 332,457.60, 498,686.40 and 107,817.60

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Solution

The fourth proportional to 332,457.60, 498,686.40 and 107,817.60 is: 161,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,457.60 : 498,686.40 = 107,817.60 : x
  2. Step 2: Convert to fraction form
    332,457.60/498,686.40 = 107,817.60/x
  3. Step 3: Cross multiply
    332,457.60x = 498,686.40 × 107,817.60
  4. Step 4: Simplify right side
    332,457.60x = 53,767,170,800.64
  5. Step 5: Solve for x
    x = 53,767,170,800.64/332,457.60
  6. Step 6: Final answer
    x = 161,726.40

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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.