Home / 357,748.06-493,682.03-196,602.91

Finding the Fourth Proportional to 357,748.06, 493,682.03 and 196,602.91

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Solution

The fourth proportional to 357,748.06, 493,682.03 and 196,602.91 is: 271,306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,748.06 : 493,682.03 = 196,602.91 : x
  2. Step 2: Convert to fraction form
    357,748.06/493,682.03 = 196,602.91/x
  3. Step 3: Cross multiply
    357,748.06x = 493,682.03 × 196,602.91
  4. Step 4: Simplify right side
    357,748.06x = 97,059,323,712.71
  5. Step 5: Solve for x
    x = 97,059,323,712.71/357,748.06
  6. Step 6: Final answer
    x = 271,306.36

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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.