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Finding the Fourth Proportional to 369,848.74, 510,386.26 and 206,507.77

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Solution

The fourth proportional to 369,848.74, 510,386.26 and 206,507.77 is: 284,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,848.74 : 510,386.26 = 206,507.77 : x
  2. Step 2: Convert to fraction form
    369,848.74/510,386.26 = 206,507.77/x
  3. Step 3: Cross multiply
    369,848.74x = 510,386.26 × 206,507.77
  4. Step 4: Simplify right side
    369,848.74x = 105,398,728,391.24
  5. Step 5: Solve for x
    x = 105,398,728,391.24/369,848.74
  6. Step 6: Final answer
    x = 284,977.93

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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.