Home / 1,049,720.20-1,574,830.26-339,748.30

Finding the Fourth Proportional to 1,049,720.20, 1,574,830.26 and 339,748.30

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Solution

The fourth proportional to 1,049,720.20, 1,574,830.26 and 339,748.30 is: 509,703.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,720.20 : 1,574,830.26 = 339,748.30 : x
  2. Step 2: Convert to fraction form
    1,049,720.20/1,574,830.26 = 339,748.30/x
  3. Step 3: Cross multiply
    1,049,720.20x = 1,574,830.26 × 339,748.30
  4. Step 4: Simplify right side
    1,049,720.20x = 535,045,903,623.56
  5. Step 5: Solve for x
    x = 535,045,903,623.56/1,049,720.20
  6. Step 6: Final answer
    x = 509,703.35

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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.