Home / 915,529.37-1,263,180.13-547,858.53

Finding the Fourth Proportional to 915,529.37, 1,263,180.13 and 547,858.53

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Solution

The fourth proportional to 915,529.37, 1,263,180.13 and 547,858.53 is: 755,894.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,529.37 : 1,263,180.13 = 547,858.53 : x
  2. Step 2: Convert to fraction form
    915,529.37/1,263,180.13 = 547,858.53/x
  3. Step 3: Cross multiply
    915,529.37x = 1,263,180.13 × 547,858.53
  4. Step 4: Simplify right side
    915,529.37x = 692,044,002,831.11
  5. Step 5: Solve for x
    x = 692,044,002,831.11/915,529.37
  6. Step 6: Final answer
    x = 755,894.92

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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.