Home / 992,298.33-1,369,385.34-743,499.75

Finding the Fourth Proportional to 992,298.33, 1,369,385.34 and 743,499.75

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Solution

The fourth proportional to 992,298.33, 1,369,385.34 and 743,499.75 is: 1,026,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,298.33 : 1,369,385.34 = 743,499.75 : x
  2. Step 2: Convert to fraction form
    992,298.33/1,369,385.34 = 743,499.75/x
  3. Step 3: Cross multiply
    992,298.33x = 1,369,385.34 × 743,499.75
  4. Step 4: Simplify right side
    992,298.33x = 1,018,137,657,943.67
  5. Step 5: Solve for x
    x = 1,018,137,657,943.67/992,298.33
  6. Step 6: Final answer
    x = 1,026,039.88

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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.