Home / 759,573.90-1,139,425.89-198,607.50

Finding the Fourth Proportional to 759,573.90, 1,139,425.89 and 198,607.50

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Solution

The fourth proportional to 759,573.90, 1,139,425.89 and 198,607.50 is: 297,928.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,573.90 : 1,139,425.89 = 198,607.50 : x
  2. Step 2: Convert to fraction form
    759,573.90/1,139,425.89 = 198,607.50/x
  3. Step 3: Cross multiply
    759,573.90x = 1,139,425.89 × 198,607.50
  4. Step 4: Simplify right side
    759,573.90x = 226,298,527,448.18
  5. Step 5: Solve for x
    x = 226,298,527,448.18/759,573.90
  6. Step 6: Final answer
    x = 297,928.26

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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.