Home / 776,582.24-1,072,014.17-522,081.05

Finding the Fourth Proportional to 776,582.24, 1,072,014.17 and 522,081.05

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Solution

The fourth proportional to 776,582.24, 1,072,014.17 and 522,081.05 is: 720,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,582.24 : 1,072,014.17 = 522,081.05 : x
  2. Step 2: Convert to fraction form
    776,582.24/1,072,014.17 = 522,081.05/x
  3. Step 3: Cross multiply
    776,582.24x = 1,072,014.17 × 522,081.05
  4. Step 4: Simplify right side
    776,582.24x = 559,678,275,518.00
  5. Step 5: Solve for x
    x = 559,678,275,518.00/776,582.24
  6. Step 6: Final answer
    x = 720,694.15

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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.