Home / 332,421.60-498,794.40-154,837.20

Finding the Fourth Proportional to 332,421.60, 498,794.40 and 154,837.20

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Solution

The fourth proportional to 332,421.60, 498,794.40 and 154,837.20 is: 232,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,421.60 : 498,794.40 = 154,837.20 : x
  2. Step 2: Convert to fraction form
    332,421.60/498,794.40 = 154,837.20/x
  3. Step 3: Cross multiply
    332,421.60x = 498,794.40 × 154,837.20
  4. Step 4: Simplify right side
    332,421.60x = 77,231,928,271.68
  5. Step 5: Solve for x
    x = 77,231,928,271.68/332,421.60
  6. Step 6: Final answer
    x = 232,331.26

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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.