Home / 346,258.20-519,460.20-109,624.80

Finding the Fourth Proportional to 346,258.20, 519,460.20 and 109,624.80

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Solution

The fourth proportional to 346,258.20, 519,460.20 and 109,624.80 is: 164,460.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,258.20 : 519,460.20 = 109,624.80 : x
  2. Step 2: Convert to fraction form
    346,258.20/519,460.20 = 109,624.80/x
  3. Step 3: Cross multiply
    346,258.20x = 519,460.20 × 109,624.80
  4. Step 4: Simplify right side
    346,258.20x = 56,945,720,532.96
  5. Step 5: Solve for x
    x = 56,945,720,532.96/346,258.20
  6. Step 6: Final answer
    x = 164,460.28

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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.