Home / 987,538.02-1,362,804.19-534,829.02

Finding the Fourth Proportional to 987,538.02, 1,362,804.19 and 534,829.02

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Solution

The fourth proportional to 987,538.02, 1,362,804.19 and 534,829.02 is: 738,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,538.02 : 1,362,804.19 = 534,829.02 : x
  2. Step 2: Convert to fraction form
    987,538.02/1,362,804.19 = 534,829.02/x
  3. Step 3: Cross multiply
    987,538.02x = 1,362,804.19 × 534,829.02
  4. Step 4: Simplify right side
    987,538.02x = 728,867,228,052.52
  5. Step 5: Solve for x
    x = 728,867,228,052.52/987,538.02
  6. Step 6: Final answer
    x = 738,064.98

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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.