Home / 902,442.60-1,354,028.40-397,099.80

Finding the Fourth Proportional to 902,442.60, 1,354,028.40 and 397,099.80

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Solution

The fourth proportional to 902,442.60, 1,354,028.40 and 397,099.80 is: 595,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,442.60 : 1,354,028.40 = 397,099.80 : x
  2. Step 2: Convert to fraction form
    902,442.60/1,354,028.40 = 397,099.80/x
  3. Step 3: Cross multiply
    902,442.60x = 1,354,028.40 × 397,099.80
  4. Step 4: Simplify right side
    902,442.60x = 537,684,406,834.32
  5. Step 5: Solve for x
    x = 537,684,406,834.32/902,442.60
  6. Step 6: Final answer
    x = 595,810.09

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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.