Home / 1,156,261.76-1,734,556.08-357,613.28

Finding the Fourth Proportional to 1,156,261.76, 1,734,556.08 and 357,613.28

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Solution

The fourth proportional to 1,156,261.76, 1,734,556.08 and 357,613.28 is: 536,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,261.76 : 1,734,556.08 = 357,613.28 : x
  2. Step 2: Convert to fraction form
    1,156,261.76/1,734,556.08 = 357,613.28/x
  3. Step 3: Cross multiply
    1,156,261.76x = 1,734,556.08 × 357,613.28
  4. Step 4: Simplify right side
    1,156,261.76x = 620,300,289,112.74
  5. Step 5: Solve for x
    x = 620,300,289,112.74/1,156,261.76
  6. Step 6: Final answer
    x = 536,470.47

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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.