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Finding the Fourth Proportional to 369,587.95, 510,030.25 and 199,822.08

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Solution

The fourth proportional to 369,587.95, 510,030.25 and 199,822.08 is: 275,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,587.95 : 510,030.25 = 199,822.08 : x
  2. Step 2: Convert to fraction form
    369,587.95/510,030.25 = 199,822.08/x
  3. Step 3: Cross multiply
    369,587.95x = 510,030.25 × 199,822.08
  4. Step 4: Simplify right side
    369,587.95x = 101,915,305,417.92
  5. Step 5: Solve for x
    x = 101,915,305,417.92/369,587.95
  6. Step 6: Final answer
    x = 275,753.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.