Home / 759,335.50-1,139,068.86-198,370

Finding the Fourth Proportional to 759,335.50, 1,139,068.86 and 198,370

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Solution

The fourth proportional to 759,335.50, 1,139,068.86 and 198,370 is: 297,572.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,335.50 : 1,139,068.86 = 198,370 : x
  2. Step 2: Convert to fraction form
    759,335.50/1,139,068.86 = 198,370/x
  3. Step 3: Cross multiply
    759,335.50x = 1,139,068.86 × 198,370
  4. Step 4: Simplify right side
    759,335.50x = 225,957,089,758.20
  5. Step 5: Solve for x
    x = 225,957,089,758.20/759,335.50
  6. Step 6: Final answer
    x = 297,572.14

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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.