Home / 725,952.16-1,088,595.06-426,573.46

Finding the Fourth Proportional to 725,952.16, 1,088,595.06 and 426,573.46

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Solution

The fourth proportional to 725,952.16, 1,088,595.06 and 426,573.46 is: 639,664.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,952.16 : 1,088,595.06 = 426,573.46 : x
  2. Step 2: Convert to fraction form
    725,952.16/1,088,595.06 = 426,573.46/x
  3. Step 3: Cross multiply
    725,952.16x = 1,088,595.06 × 426,573.46
  4. Step 4: Simplify right side
    725,952.16x = 464,365,761,283.11
  5. Step 5: Solve for x
    x = 464,365,761,283.11/725,952.16
  6. Step 6: Final answer
    x = 639,664.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.