Home / 572,845.98-790,527.92-314,739.58

Finding the Fourth Proportional to 572,845.98, 790,527.92 and 314,739.58

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Solution

The fourth proportional to 572,845.98, 790,527.92 and 314,739.58 is: 434,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,845.98 : 790,527.92 = 314,739.58 : x
  2. Step 2: Convert to fraction form
    572,845.98/790,527.92 = 314,739.58/x
  3. Step 3: Cross multiply
    572,845.98x = 790,527.92 × 314,739.58
  4. Step 4: Simplify right side
    572,845.98x = 248,810,425,519.07
  5. Step 5: Solve for x
    x = 248,810,425,519.07/572,845.98
  6. Step 6: Final answer
    x = 434,340.88

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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.