Home / 992,493.72-1,369,953.54-563,059.26

Finding the Fourth Proportional to 992,493.72, 1,369,953.54 and 563,059.26

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Solution

The fourth proportional to 992,493.72, 1,369,953.54 and 563,059.26 is: 777,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,493.72 : 1,369,953.54 = 563,059.26 : x
  2. Step 2: Convert to fraction form
    992,493.72/1,369,953.54 = 563,059.26/x
  3. Step 3: Cross multiply
    992,493.72x = 1,369,953.54 × 563,059.26
  4. Step 4: Simplify right side
    992,493.72x = 771,365,026,466.78
  5. Step 5: Solve for x
    x = 771,365,026,466.78/992,493.72
  6. Step 6: Final answer
    x = 777,198.90

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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.