Home / 955,500.84-1,318,588.56-525,808.80

Finding the Fourth Proportional to 955,500.84, 1,318,588.56 and 525,808.80

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Solution

The fourth proportional to 955,500.84, 1,318,588.56 and 525,808.80 is: 725,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,500.84 : 1,318,588.56 = 525,808.80 : x
  2. Step 2: Convert to fraction form
    955,500.84/1,318,588.56 = 525,808.80/x
  3. Step 3: Cross multiply
    955,500.84x = 1,318,588.56 × 525,808.80
  4. Step 4: Simplify right side
    955,500.84x = 693,325,468,427.33
  5. Step 5: Solve for x
    x = 693,325,468,427.33/955,500.84
  6. Step 6: Final answer
    x = 725,614.71

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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.