Home / 892,339.47-1,230,972.15-569,710.38

Finding the Fourth Proportional to 892,339.47, 1,230,972.15 and 569,710.38

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Solution

The fourth proportional to 892,339.47, 1,230,972.15 and 569,710.38 is: 785,908.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,339.47 : 1,230,972.15 = 569,710.38 : x
  2. Step 2: Convert to fraction form
    892,339.47/1,230,972.15 = 569,710.38/x
  3. Step 3: Cross multiply
    892,339.47x = 1,230,972.15 × 569,710.38
  4. Step 4: Simplify right side
    892,339.47x = 701,297,611,345.92
  5. Step 5: Solve for x
    x = 701,297,611,345.92/892,339.47
  6. Step 6: Final answer
    x = 785,908.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.