Home / 426,508.84-588,185.04-283,129.12

Finding the Fourth Proportional to 426,508.84, 588,185.04 and 283,129.12

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Solution

The fourth proportional to 426,508.84, 588,185.04 and 283,129.12 is: 390,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,508.84 : 588,185.04 = 283,129.12 : x
  2. Step 2: Convert to fraction form
    426,508.84/588,185.04 = 283,129.12/x
  3. Step 3: Cross multiply
    426,508.84x = 588,185.04 × 283,129.12
  4. Step 4: Simplify right side
    426,508.84x = 166,532,312,772.37
  5. Step 5: Solve for x
    x = 166,532,312,772.37/426,508.84
  6. Step 6: Final answer
    x = 390,454.54

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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.