Home / 502,494.03-753,817.59-312,800.94

Finding the Fourth Proportional to 502,494.03, 753,817.59 and 312,800.94

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Solution

The fourth proportional to 502,494.03, 753,817.59 and 312,800.94 is: 469,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,494.03 : 753,817.59 = 312,800.94 : x
  2. Step 2: Convert to fraction form
    502,494.03/753,817.59 = 312,800.94/x
  3. Step 3: Cross multiply
    502,494.03x = 753,817.59 × 312,800.94
  4. Step 4: Simplify right side
    502,494.03x = 235,794,850,740.54
  5. Step 5: Solve for x
    x = 235,794,850,740.54/502,494.03
  6. Step 6: Final answer
    x = 469,249.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.