Home / 538,980.02-808,124.42-223,654.58

Finding the Fourth Proportional to 538,980.02, 808,124.42 and 223,654.58

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Solution

The fourth proportional to 538,980.02, 808,124.42 and 223,654.58 is: 335,338.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,980.02 : 808,124.42 = 223,654.58 : x
  2. Step 2: Convert to fraction form
    538,980.02/808,124.42 = 223,654.58/x
  3. Step 3: Cross multiply
    538,980.02x = 808,124.42 × 223,654.58
  4. Step 4: Simplify right side
    538,980.02x = 180,740,727,742.84
  5. Step 5: Solve for x
    x = 180,740,727,742.84/538,980.02
  6. Step 6: Final answer
    x = 335,338.46

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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.