Home / 231,206.40-346,809.60-175,219.20

Finding the Fourth Proportional to 231,206.40, 346,809.60 and 175,219.20

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Solution

The fourth proportional to 231,206.40, 346,809.60 and 175,219.20 is: 262,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,206.40 : 346,809.60 = 175,219.20 : x
  2. Step 2: Convert to fraction form
    231,206.40/346,809.60 = 175,219.20/x
  3. Step 3: Cross multiply
    231,206.40x = 346,809.60 × 175,219.20
  4. Step 4: Simplify right side
    231,206.40x = 60,767,700,664.32
  5. Step 5: Solve for x
    x = 60,767,700,664.32/231,206.40
  6. Step 6: Final answer
    x = 262,828.80

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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.