Home / 527,040.02-727,315.44-285,322.52

Finding the Fourth Proportional to 527,040.02, 727,315.44 and 285,322.52

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Solution

The fourth proportional to 527,040.02, 727,315.44 and 285,322.52 is: 393,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,040.02 : 727,315.44 = 285,322.52 : x
  2. Step 2: Convert to fraction form
    527,040.02/727,315.44 = 285,322.52/x
  3. Step 3: Cross multiply
    527,040.02x = 727,315.44 × 285,322.52
  4. Step 4: Simplify right side
    527,040.02x = 207,519,474,175.71
  5. Step 5: Solve for x
    x = 207,519,474,175.71/527,040.02
  6. Step 6: Final answer
    x = 393,745.19

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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.