Home / 892,460.44-1,231,139.10-569,831.32

Finding the Fourth Proportional to 892,460.44, 1,231,139.10 and 569,831.32

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Solution

The fourth proportional to 892,460.44, 1,231,139.10 and 569,831.32 is: 786,075.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,460.44 : 1,231,139.10 = 569,831.32 : x
  2. Step 2: Convert to fraction form
    892,460.44/1,231,139.10 = 569,831.32/x
  3. Step 3: Cross multiply
    892,460.44x = 1,231,139.10 × 569,831.32
  4. Step 4: Simplify right side
    892,460.44x = 701,541,618,456.61
  5. Step 5: Solve for x
    x = 701,541,618,456.61/892,460.44
  6. Step 6: Final answer
    x = 786,075.87

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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.