Home / 932,687.06-1,399,032.81-258,804.52

Finding the Fourth Proportional to 932,687.06, 1,399,032.81 and 258,804.52

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Solution

The fourth proportional to 932,687.06, 1,399,032.81 and 258,804.52 is: 388,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,687.06 : 1,399,032.81 = 258,804.52 : x
  2. Step 2: Convert to fraction form
    932,687.06/1,399,032.81 = 258,804.52/x
  3. Step 3: Cross multiply
    932,687.06x = 1,399,032.81 × 258,804.52
  4. Step 4: Simplify right side
    932,687.06x = 362,076,011,358.72
  5. Step 5: Solve for x
    x = 362,076,011,358.72/932,687.06
  6. Step 6: Final answer
    x = 388,207.39

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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.