Home / 955,371.22-1,318,385.10-525,651.64

Finding the Fourth Proportional to 955,371.22, 1,318,385.10 and 525,651.64

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Solution

The fourth proportional to 955,371.22, 1,318,385.10 and 525,651.64 is: 725,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,371.22 : 1,318,385.10 = 525,651.64 : x
  2. Step 2: Convert to fraction form
    955,371.22/1,318,385.10 = 525,651.64/x
  3. Step 3: Cross multiply
    955,371.22x = 1,318,385.10 × 525,651.64
  4. Step 4: Simplify right side
    955,371.22x = 693,011,289,966.56
  5. Step 5: Solve for x
    x = 693,011,289,966.56/955,371.22
  6. Step 6: Final answer
    x = 725,384.31

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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.