Home / 572,827.54-790,527.03-318,178.73

Finding the Fourth Proportional to 572,827.54, 790,527.03 and 318,178.73

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Solution

The fourth proportional to 572,827.54, 790,527.03 and 318,178.73 is: 439,100.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,827.54 : 790,527.03 = 318,178.73 : x
  2. Step 2: Convert to fraction form
    572,827.54/790,527.03 = 318,178.73/x
  3. Step 3: Cross multiply
    572,827.54x = 790,527.03 × 318,178.73
  4. Step 4: Simplify right side
    572,827.54x = 251,528,882,868.86
  5. Step 5: Solve for x
    x = 251,528,882,868.86/572,827.54
  6. Step 6: Final answer
    x = 439,100.54

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Double scale
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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.