Home / 841,943.52-1,262,338.85-302,187.83

Finding the Fourth Proportional to 841,943.52, 1,262,338.85 and 302,187.83

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Solution

The fourth proportional to 841,943.52, 1,262,338.85 and 302,187.83 is: 453,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,943.52 : 1,262,338.85 = 302,187.83 : x
  2. Step 2: Convert to fraction form
    841,943.52/1,262,338.85 = 302,187.83/x
  3. Step 3: Cross multiply
    841,943.52x = 1,262,338.85 × 302,187.83
  4. Step 4: Simplify right side
    841,943.52x = 381,463,432,249.97
  5. Step 5: Solve for x
    x = 381,463,432,249.97/841,943.52
  6. Step 6: Final answer
    x = 453,074.85

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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.