Home / 538,041.06-742,530.23-296,323.57

Finding the Fourth Proportional to 538,041.06, 742,530.23 and 296,323.57

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Solution

The fourth proportional to 538,041.06, 742,530.23 and 296,323.57 is: 408,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,041.06 : 742,530.23 = 296,323.57 : x
  2. Step 2: Convert to fraction form
    538,041.06/742,530.23 = 296,323.57/x
  3. Step 3: Cross multiply
    538,041.06x = 742,530.23 × 296,323.57
  4. Step 4: Simplify right side
    538,041.06x = 220,029,205,248.58
  5. Step 5: Solve for x
    x = 220,029,205,248.58/538,041.06
  6. Step 6: Final answer
    x = 408,945.01

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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.