Home / 987,350.31-1,362,541.10-534,641.31

Finding the Fourth Proportional to 987,350.31, 1,362,541.10 and 534,641.31

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Solution

The fourth proportional to 987,350.31, 1,362,541.10 and 534,641.31 is: 737,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,350.31 : 1,362,541.10 = 534,641.31 : x
  2. Step 2: Convert to fraction form
    987,350.31/1,362,541.10 = 534,641.31/x
  3. Step 3: Cross multiply
    987,350.31x = 1,362,541.10 × 534,641.31
  4. Step 4: Simplify right side
    987,350.31x = 728,470,755,959.64
  5. Step 5: Solve for x
    x = 728,470,755,959.64/987,350.31
  6. Step 6: Final answer
    x = 737,803.74

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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.