Home / 726,276.66-1,088,152.48-509,676.03

Finding the Fourth Proportional to 726,276.66, 1,088,152.48 and 509,676.03

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Solution

The fourth proportional to 726,276.66, 1,088,152.48 and 509,676.03 is: 763,628.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,276.66 : 1,088,152.48 = 509,676.03 : x
  2. Step 2: Convert to fraction form
    726,276.66/1,088,152.48 = 509,676.03/x
  3. Step 3: Cross multiply
    726,276.66x = 1,088,152.48 × 509,676.03
  4. Step 4: Simplify right side
    726,276.66x = 554,605,236,678.15
  5. Step 5: Solve for x
    x = 554,605,236,678.15/726,276.66
  6. Step 6: Final answer
    x = 763,628.06

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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.