Home / 346,913.03-520,566.37-136,698.59

Finding the Fourth Proportional to 346,913.03, 520,566.37 and 136,698.59

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Solution

The fourth proportional to 346,913.03, 520,566.37 and 136,698.59 is: 205,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,913.03 : 520,566.37 = 136,698.59 : x
  2. Step 2: Convert to fraction form
    346,913.03/520,566.37 = 136,698.59/x
  3. Step 3: Cross multiply
    346,913.03x = 520,566.37 × 136,698.59
  4. Step 4: Simplify right side
    346,913.03x = 71,160,687,196.37
  5. Step 5: Solve for x
    x = 71,160,687,196.37/346,913.03
  6. Step 6: Final answer
    x = 205,125.44

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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.