Home / 662,110.80-993,089.40-188,869.20

Finding the Fourth Proportional to 662,110.80, 993,089.40 and 188,869.20

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Solution

The fourth proportional to 662,110.80, 993,089.40 and 188,869.20 is: 283,281.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,110.80 : 993,089.40 = 188,869.20 : x
  2. Step 2: Convert to fraction form
    662,110.80/993,089.40 = 188,869.20/x
  3. Step 3: Cross multiply
    662,110.80x = 993,089.40 × 188,869.20
  4. Step 4: Simplify right side
    662,110.80x = 187,564,000,506.48
  5. Step 5: Solve for x
    x = 187,564,000,506.48/662,110.80
  6. Step 6: Final answer
    x = 283,281.89

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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.