Home / 364,895.86-503,904.09-345,016.30

Finding the Fourth Proportional to 364,895.86, 503,904.09 and 345,016.30

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Solution

The fourth proportional to 364,895.86, 503,904.09 and 345,016.30 is: 476,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,895.86 : 503,904.09 = 345,016.30 : x
  2. Step 2: Convert to fraction form
    364,895.86/503,904.09 = 345,016.30/x
  3. Step 3: Cross multiply
    364,895.86x = 503,904.09 × 345,016.30
  4. Step 4: Simplify right side
    364,895.86x = 173,855,124,686.67
  5. Step 5: Solve for x
    x = 173,855,124,686.67/364,895.86
  6. Step 6: Final answer
    x = 476,451.35

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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.