Home / 346,948.20-520,436.70-110,284.20

Finding the Fourth Proportional to 346,948.20, 520,436.70 and 110,284.20

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Solution

The fourth proportional to 346,948.20, 520,436.70 and 110,284.20 is: 165,430.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,948.20 : 520,436.70 = 110,284.20 : x
  2. Step 2: Convert to fraction form
    346,948.20/520,436.70 = 110,284.20/x
  3. Step 3: Cross multiply
    346,948.20x = 520,436.70 × 110,284.20
  4. Step 4: Simplify right side
    346,948.20x = 57,395,945,110.14
  5. Step 5: Solve for x
    x = 57,395,945,110.14/346,948.20
  6. Step 6: Final answer
    x = 165,430.88

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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.