Home / 955,257.25-1,318,253.04-525,536.36

Finding the Fourth Proportional to 955,257.25, 1,318,253.04 and 525,536.36

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Solution

The fourth proportional to 955,257.25, 1,318,253.04 and 525,536.36 is: 725,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,257.25 : 1,318,253.04 = 525,536.36 : x
  2. Step 2: Convert to fraction form
    955,257.25/1,318,253.04 = 525,536.36/x
  3. Step 3: Cross multiply
    955,257.25x = 1,318,253.04 × 525,536.36
  4. Step 4: Simplify right side
    955,257.25x = 692,789,904,200.53
  5. Step 5: Solve for x
    x = 692,789,904,200.53/955,257.25
  6. Step 6: Final answer
    x = 725,239.10

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1.5x scale

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.