Home / 364,971.06-503,674.45-209,922.10

Finding the Fourth Proportional to 364,971.06, 503,674.45 and 209,922.10

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Solution

The fourth proportional to 364,971.06, 503,674.45 and 209,922.10 is: 289,700.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,971.06 : 503,674.45 = 209,922.10 : x
  2. Step 2: Convert to fraction form
    364,971.06/503,674.45 = 209,922.10/x
  3. Step 3: Cross multiply
    364,971.06x = 503,674.45 × 209,922.10
  4. Step 4: Simplify right side
    364,971.06x = 105,732,396,476.35
  5. Step 5: Solve for x
    x = 105,732,396,476.35/364,971.06
  6. Step 6: Final answer
    x = 289,700.77

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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.