Home / 993,244.80-1,488,830.40-543,273.60

Finding the Fourth Proportional to 993,244.80, 1,488,830.40 and 543,273.60

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Solution

The fourth proportional to 993,244.80, 1,488,830.40 and 543,273.60 is: 814,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,244.80 : 1,488,830.40 = 543,273.60 : x
  2. Step 2: Convert to fraction form
    993,244.80/1,488,830.40 = 543,273.60/x
  3. Step 3: Cross multiply
    993,244.80x = 1,488,830.40 × 543,273.60
  4. Step 4: Simplify right side
    993,244.80x = 808,842,251,197.44
  5. Step 5: Solve for x
    x = 808,842,251,197.44/993,244.80
  6. Step 6: Final answer
    x = 814,343.30

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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.