Home / 803,127.04-1,205,058.44-347,857.52

Finding the Fourth Proportional to 803,127.04, 1,205,058.44 and 347,857.52

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Solution

The fourth proportional to 803,127.04, 1,205,058.44 and 347,857.52 is: 521,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,127.04 : 1,205,058.44 = 347,857.52 : x
  2. Step 2: Convert to fraction form
    803,127.04/1,205,058.44 = 347,857.52/x
  3. Step 3: Cross multiply
    803,127.04x = 1,205,058.44 × 347,857.52
  4. Step 4: Simplify right side
    803,127.04x = 419,188,644,275.76
  5. Step 5: Solve for x
    x = 419,188,644,275.76/803,127.04
  6. Step 6: Final answer
    x = 521,945.63

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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.