Home / 572,895.48-790,568.94-318,262.20

Finding the Fourth Proportional to 572,895.48, 790,568.94 and 318,262.20

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Solution

The fourth proportional to 572,895.48, 790,568.94 and 318,262.20 is: 439,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,895.48 : 790,568.94 = 318,262.20 : x
  2. Step 2: Convert to fraction form
    572,895.48/790,568.94 = 318,262.20/x
  3. Step 3: Cross multiply
    572,895.48x = 790,568.94 × 318,262.20
  4. Step 4: Simplify right side
    572,895.48x = 251,608,210,096.07
  5. Step 5: Solve for x
    x = 251,608,210,096.07/572,895.48
  6. Step 6: Final answer
    x = 439,186.94

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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.