Home / 965,878.48-1,332,845.59-536,124.78

Finding the Fourth Proportional to 965,878.48, 1,332,845.59 and 536,124.78

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Solution

The fourth proportional to 965,878.48, 1,332,845.59 and 536,124.78 is: 739,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,878.48 : 1,332,845.59 = 536,124.78 : x
  2. Step 2: Convert to fraction form
    965,878.48/1,332,845.59 = 536,124.78/x
  3. Step 3: Cross multiply
    965,878.48x = 1,332,845.59 × 536,124.78
  4. Step 4: Simplify right side
    965,878.48x = 714,571,548,712.72
  5. Step 5: Solve for x
    x = 714,571,548,712.72/965,878.48
  6. Step 6: Final answer
    x = 739,815.17

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1.5x scale

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.