Home / 798,350.40-1,197,266.40-265,780.80

Finding the Fourth Proportional to 798,350.40, 1,197,266.40 and 265,780.80

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Solution

The fourth proportional to 798,350.40, 1,197,266.40 and 265,780.80 is: 398,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,350.40 : 1,197,266.40 = 265,780.80 : x
  2. Step 2: Convert to fraction form
    798,350.40/1,197,266.40 = 265,780.80/x
  3. Step 3: Cross multiply
    798,350.40x = 1,197,266.40 × 265,780.80
  4. Step 4: Simplify right side
    798,350.40x = 318,210,421,605.12
  5. Step 5: Solve for x
    x = 318,210,421,605.12/798,350.40
  6. Step 6: Final answer
    x = 398,584.91

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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.