Home / 572,200.74-790,292.38-376,840.53

Finding the Fourth Proportional to 572,200.74, 790,292.38 and 376,840.53

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Solution

The fourth proportional to 572,200.74, 790,292.38 and 376,840.53 is: 520,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,200.74 : 790,292.38 = 376,840.53 : x
  2. Step 2: Convert to fraction form
    572,200.74/790,292.38 = 376,840.53/x
  3. Step 3: Cross multiply
    572,200.74x = 790,292.38 × 376,840.53
  4. Step 4: Simplify right side
    572,200.74x = 297,814,197,449.96
  5. Step 5: Solve for x
    x = 297,814,197,449.96/572,200.74
  6. Step 6: Final answer
    x = 520,471.53

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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.