Home / 1,156,442.20-1,734,828.54-357,791.92

Finding the Fourth Proportional to 1,156,442.20, 1,734,828.54 and 357,791.92

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Solution

The fourth proportional to 1,156,442.20, 1,734,828.54 and 357,791.92 is: 536,739.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,442.20 : 1,734,828.54 = 357,791.92 : x
  2. Step 2: Convert to fraction form
    1,156,442.20/1,734,828.54 = 357,791.92/x
  3. Step 3: Cross multiply
    1,156,442.20x = 1,734,828.54 × 357,791.92
  4. Step 4: Simplify right side
    1,156,442.20x = 620,707,634,197.40
  5. Step 5: Solve for x
    x = 620,707,634,197.40/1,156,442.20
  6. Step 6: Final answer
    x = 536,739.00

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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.