Home / 849,866.88-1,172,831.32-462,693.56

Finding the Fourth Proportional to 849,866.88, 1,172,831.32 and 462,693.56

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Solution

The fourth proportional to 849,866.88, 1,172,831.32 and 462,693.56 is: 638,525.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,866.88 : 1,172,831.32 = 462,693.56 : x
  2. Step 2: Convert to fraction form
    849,866.88/1,172,831.32 = 462,693.56/x
  3. Step 3: Cross multiply
    849,866.88x = 1,172,831.32 × 462,693.56
  4. Step 4: Simplify right side
    849,866.88x = 542,661,498,730.30
  5. Step 5: Solve for x
    x = 542,661,498,730.30/849,866.88
  6. Step 6: Final answer
    x = 638,525.29

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1.5x scale

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.