Home / 723,527.56-1,080,021.79-670,164.76

Finding the Fourth Proportional to 723,527.56, 1,080,021.79 and 670,164.76

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Solution

The fourth proportional to 723,527.56, 1,080,021.79 and 670,164.76 is: 1,000,366.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,527.56 : 1,080,021.79 = 670,164.76 : x
  2. Step 2: Convert to fraction form
    723,527.56/1,080,021.79 = 670,164.76/x
  3. Step 3: Cross multiply
    723,527.56x = 1,080,021.79 × 670,164.76
  4. Step 4: Simplify right side
    723,527.56x = 723,792,543,690.12
  5. Step 5: Solve for x
    x = 723,792,543,690.12/723,527.56
  6. Step 6: Final answer
    x = 1,000,366.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.