Home / 1,204,430.20-1,805,114.40-493,655.20

Finding the Fourth Proportional to 1,204,430.20, 1,805,114.40 and 493,655.20

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Solution

The fourth proportional to 1,204,430.20, 1,805,114.40 and 493,655.20 is: 739,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,430.20 : 1,805,114.40 = 493,655.20 : x
  2. Step 2: Convert to fraction form
    1,204,430.20/1,805,114.40 = 493,655.20/x
  3. Step 3: Cross multiply
    1,204,430.20x = 1,805,114.40 × 493,655.20
  4. Step 4: Simplify right side
    1,204,430.20x = 891,104,110,154.88
  5. Step 5: Solve for x
    x = 891,104,110,154.88/1,204,430.20
  6. Step 6: Final answer
    x = 739,855.34

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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.