Home / 364,588.02-503,056.32-209,509.32

Finding the Fourth Proportional to 364,588.02, 503,056.32 and 209,509.32

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Solution

The fourth proportional to 364,588.02, 503,056.32 and 209,509.32 is: 289,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,588.02 : 503,056.32 = 209,509.32 : x
  2. Step 2: Convert to fraction form
    364,588.02/503,056.32 = 209,509.32/x
  3. Step 3: Cross multiply
    364,588.02x = 503,056.32 × 209,509.32
  4. Step 4: Simplify right side
    364,588.02x = 105,394,987,524.90
  5. Step 5: Solve for x
    x = 105,394,987,524.90/364,588.02
  6. Step 6: Final answer
    x = 289,079.68

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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.