Home / 955,603.20-1,318,732.64-525,883.32

Finding the Fourth Proportional to 955,603.20, 1,318,732.64 and 525,883.32

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Solution

The fourth proportional to 955,603.20, 1,318,732.64 and 525,883.32 is: 725,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,603.20 : 1,318,732.64 = 525,883.32 : x
  2. Step 2: Convert to fraction form
    955,603.20/1,318,732.64 = 525,883.32/x
  3. Step 3: Cross multiply
    955,603.20x = 1,318,732.64 × 525,883.32
  4. Step 4: Simplify right side
    955,603.20x = 693,499,498,915.57
  5. Step 5: Solve for x
    x = 693,499,498,915.57/955,603.20
  6. Step 6: Final answer
    x = 725,719.10

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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.