Home / 1,156,421.70-1,734,797.79-357,771.42

Finding the Fourth Proportional to 1,156,421.70, 1,734,797.79 and 357,771.42

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Solution

The fourth proportional to 1,156,421.70, 1,734,797.79 and 357,771.42 is: 536,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,421.70 : 1,734,797.79 = 357,771.42 : x
  2. Step 2: Convert to fraction form
    1,156,421.70/1,734,797.79 = 357,771.42/x
  3. Step 3: Cross multiply
    1,156,421.70x = 1,734,797.79 × 357,771.42
  4. Step 4: Simplify right side
    1,156,421.70x = 620,661,068,741.16
  5. Step 5: Solve for x
    x = 620,661,068,741.16/1,156,421.70
  6. Step 6: Final answer
    x = 536,708.25

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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.