Home / 350,904.40-524,820.60-313,733.20

Finding the Fourth Proportional to 350,904.40, 524,820.60 and 313,733.20

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Solution

The fourth proportional to 350,904.40, 524,820.60 and 313,733.20 is: 469,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,904.40 : 524,820.60 = 313,733.20 : x
  2. Step 2: Convert to fraction form
    350,904.40/524,820.60 = 313,733.20/x
  3. Step 3: Cross multiply
    350,904.40x = 524,820.60 × 313,733.20
  4. Step 4: Simplify right side
    350,904.40x = 164,653,646,263.92
  5. Step 5: Solve for x
    x = 164,653,646,263.92/350,904.40
  6. Step 6: Final answer
    x = 469,226.51

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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.