Home / 842,273.59-1,263,271.99-302,418.11

Finding the Fourth Proportional to 842,273.59, 1,263,271.99 and 302,418.11

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Solution

The fourth proportional to 842,273.59, 1,263,271.99 and 302,418.11 is: 453,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,273.59 : 1,263,271.99 = 302,418.11 : x
  2. Step 2: Convert to fraction form
    842,273.59/1,263,271.99 = 302,418.11/x
  3. Step 3: Cross multiply
    842,273.59x = 1,263,271.99 × 302,418.11
  4. Step 4: Simplify right side
    842,273.59x = 382,036,327,631.74
  5. Step 5: Solve for x
    x = 382,036,327,631.74/842,273.59
  6. Step 6: Final answer
    x = 453,577.47

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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.