Home / 572,840.16-790,415.19-331,034.10

Finding the Fourth Proportional to 572,840.16, 790,415.19 and 331,034.10

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Solution

The fourth proportional to 572,840.16, 790,415.19 and 331,034.10 is: 456,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,840.16 : 790,415.19 = 331,034.10 : x
  2. Step 2: Convert to fraction form
    572,840.16/790,415.19 = 331,034.10/x
  3. Step 3: Cross multiply
    572,840.16x = 790,415.19 × 331,034.10
  4. Step 4: Simplify right side
    572,840.16x = 261,654,381,047.98
  5. Step 5: Solve for x
    x = 261,654,381,047.98/572,840.16
  6. Step 6: Final answer
    x = 456,766.82

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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.