Home / 550,256.20-824,904.30-213,526.60

Finding the Fourth Proportional to 550,256.20, 824,904.30 and 213,526.60

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Solution

The fourth proportional to 550,256.20, 824,904.30 and 213,526.60 is: 320,103.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,256.20 : 824,904.30 = 213,526.60 : x
  2. Step 2: Convert to fraction form
    550,256.20/824,904.30 = 213,526.60/x
  3. Step 3: Cross multiply
    550,256.20x = 824,904.30 × 213,526.60
  4. Step 4: Simplify right side
    550,256.20x = 176,139,010,504.38
  5. Step 5: Solve for x
    x = 176,139,010,504.38/550,256.20
  6. Step 6: Final answer
    x = 320,103.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.