Home / 807,117.93-1,210,256.51-301,262.94

Finding the Fourth Proportional to 807,117.93, 1,210,256.51 and 301,262.94

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Solution

The fourth proportional to 807,117.93, 1,210,256.51 and 301,262.94 is: 451,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,117.93 : 1,210,256.51 = 301,262.94 : x
  2. Step 2: Convert to fraction form
    807,117.93/1,210,256.51 = 301,262.94/x
  3. Step 3: Cross multiply
    807,117.93x = 1,210,256.51 × 301,262.94
  4. Step 4: Simplify right side
    807,117.93x = 364,605,432,850.43
  5. Step 5: Solve for x
    x = 364,605,432,850.43/807,117.93
  6. Step 6: Final answer
    x = 451,737.50

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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.