Home / 775,341.66-1,069,814.59-452,989.47

Finding the Fourth Proportional to 775,341.66, 1,069,814.59 and 452,989.47

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Solution

The fourth proportional to 775,341.66, 1,069,814.59 and 452,989.47 is: 625,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,341.66 : 1,069,814.59 = 452,989.47 : x
  2. Step 2: Convert to fraction form
    775,341.66/1,069,814.59 = 452,989.47/x
  3. Step 3: Cross multiply
    775,341.66x = 1,069,814.59 × 452,989.47
  4. Step 4: Simplify right side
    775,341.66x = 484,614,744,122.37
  5. Step 5: Solve for x
    x = 484,614,744,122.37/775,341.66
  6. Step 6: Final answer
    x = 625,033.80

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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.