Home / 965,877.48-1,332,844.21-536,123.78

Finding the Fourth Proportional to 965,877.48, 1,332,844.21 and 536,123.78

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Solution

The fourth proportional to 965,877.48, 1,332,844.21 and 536,123.78 is: 739,813.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,877.48 : 1,332,844.21 = 536,123.78 : x
  2. Step 2: Convert to fraction form
    965,877.48/1,332,844.21 = 536,123.78/x
  3. Step 3: Cross multiply
    965,877.48x = 1,332,844.21 × 536,123.78
  4. Step 4: Simplify right side
    965,877.48x = 714,569,480,018.58
  5. Step 5: Solve for x
    x = 714,569,480,018.58/965,877.48
  6. Step 6: Final answer
    x = 739,813.79

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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.