Home / 284,740.47-392,929.65-163,799.37

Finding the Fourth Proportional to 284,740.47, 392,929.65 and 163,799.37

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Solution

The fourth proportional to 284,740.47, 392,929.65 and 163,799.37 is: 226,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,740.47 : 392,929.65 = 163,799.37 : x
  2. Step 2: Convert to fraction form
    284,740.47/392,929.65 = 163,799.37/x
  3. Step 3: Cross multiply
    284,740.47x = 392,929.65 × 163,799.37
  4. Step 4: Simplify right side
    284,740.47x = 64,361,629,124.32
  5. Step 5: Solve for x
    x = 64,361,629,124.32/284,740.47
  6. Step 6: Final answer
    x = 226,036.11

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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.