Home / 597,015.55-822,480.24-415,415.17

Finding the Fourth Proportional to 597,015.55, 822,480.24 and 415,415.17

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Solution

The fourth proportional to 597,015.55, 822,480.24 and 415,415.17 is: 572,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,015.55 : 822,480.24 = 415,415.17 : x
  2. Step 2: Convert to fraction form
    597,015.55/822,480.24 = 415,415.17/x
  3. Step 3: Cross multiply
    597,015.55x = 822,480.24 × 415,415.17
  4. Step 4: Simplify right side
    597,015.55x = 341,670,768,721.24
  5. Step 5: Solve for x
    x = 341,670,768,721.24/597,015.55
  6. Step 6: Final answer
    x = 572,297.94

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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.