Home / 445,465.02-668,346.07-296,293.40

Finding the Fourth Proportional to 445,465.02, 668,346.07 and 296,293.40

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Solution

The fourth proportional to 445,465.02, 668,346.07 and 296,293.40 is: 444,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,465.02 : 668,346.07 = 296,293.40 : x
  2. Step 2: Convert to fraction form
    445,465.02/668,346.07 = 296,293.40/x
  3. Step 3: Cross multiply
    445,465.02x = 668,346.07 × 296,293.40
  4. Step 4: Simplify right side
    445,465.02x = 198,026,529,456.94
  5. Step 5: Solve for x
    x = 198,026,529,456.94/445,465.02
  6. Step 6: Final answer
    x = 444,538.90

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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.