Home / 453,514.20-680,271.30-404,525.40

Finding the Fourth Proportional to 453,514.20, 680,271.30 and 404,525.40

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Solution

The fourth proportional to 453,514.20, 680,271.30 and 404,525.40 is: 606,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,514.20 : 680,271.30 = 404,525.40 : x
  2. Step 2: Convert to fraction form
    453,514.20/680,271.30 = 404,525.40/x
  3. Step 3: Cross multiply
    453,514.20x = 680,271.30 × 404,525.40
  4. Step 4: Simplify right side
    453,514.20x = 275,187,019,741.02
  5. Step 5: Solve for x
    x = 275,187,019,741.02/453,514.20
  6. Step 6: Final answer
    x = 606,788.10

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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.