Home / 465,117.12-696,457.62-304,688.34

Finding the Fourth Proportional to 465,117.12, 696,457.62 and 304,688.34

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Solution

The fourth proportional to 465,117.12, 696,457.62 and 304,688.34 is: 456,234.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,117.12 : 696,457.62 = 304,688.34 : x
  2. Step 2: Convert to fraction form
    465,117.12/696,457.62 = 304,688.34/x
  3. Step 3: Cross multiply
    465,117.12x = 696,457.62 × 304,688.34
  4. Step 4: Simplify right side
    465,117.12x = 212,202,516,118.15
  5. Step 5: Solve for x
    x = 212,202,516,118.15/465,117.12
  6. Step 6: Final answer
    x = 456,234.58

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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.