Home / 728,417.80-1,093,938.90-704,798.20

Finding the Fourth Proportional to 728,417.80, 1,093,938.90 and 704,798.20

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Solution

The fourth proportional to 728,417.80, 1,093,938.90 and 704,798.20 is: 1,058,466.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,417.80 : 1,093,938.90 = 704,798.20 : x
  2. Step 2: Convert to fraction form
    728,417.80/1,093,938.90 = 704,798.20/x
  3. Step 3: Cross multiply
    728,417.80x = 1,093,938.90 × 704,798.20
  4. Step 4: Simplify right side
    728,417.80x = 771,006,167,629.98
  5. Step 5: Solve for x
    x = 771,006,167,629.98/728,417.80
  6. Step 6: Final answer
    x = 1,058,466.95

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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.