Home / 725,410.27-1,000,258.50-496,005.31

Finding the Fourth Proportional to 725,410.27, 1,000,258.50 and 496,005.31

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Solution

The fourth proportional to 725,410.27, 1,000,258.50 and 496,005.31 is: 683,935.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,410.27 : 1,000,258.50 = 496,005.31 : x
  2. Step 2: Convert to fraction form
    725,410.27/1,000,258.50 = 496,005.31/x
  3. Step 3: Cross multiply
    725,410.27x = 1,000,258.50 × 496,005.31
  4. Step 4: Simplify right side
    725,410.27x = 496,133,527,372.64
  5. Step 5: Solve for x
    x = 496,133,527,372.64/725,410.27
  6. Step 6: Final answer
    x = 683,935.07

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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.