Home / 965,728.31-1,332,695.45-535,997.39

Finding the Fourth Proportional to 965,728.31, 1,332,695.45 and 535,997.39

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Solution

The fourth proportional to 965,728.31, 1,332,695.45 and 535,997.39 is: 739,671.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,728.31 : 1,332,695.45 = 535,997.39 : x
  2. Step 2: Convert to fraction form
    965,728.31/1,332,695.45 = 535,997.39/x
  3. Step 3: Cross multiply
    965,728.31x = 1,332,695.45 × 535,997.39
  4. Step 4: Simplify right side
    965,728.31x = 714,321,280,184.89
  5. Step 5: Solve for x
    x = 714,321,280,184.89/965,728.31
  6. Step 6: Final answer
    x = 739,671.06

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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.