Home / 832,804.48-1,149,268.86-450,831.16

Finding the Fourth Proportional to 832,804.48, 1,149,268.86 and 450,831.16

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Solution

The fourth proportional to 832,804.48, 1,149,268.86 and 450,831.16 is: 622,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,804.48 : 1,149,268.86 = 450,831.16 : x
  2. Step 2: Convert to fraction form
    832,804.48/1,149,268.86 = 450,831.16/x
  3. Step 3: Cross multiply
    832,804.48x = 1,149,268.86 × 450,831.16
  4. Step 4: Simplify right side
    832,804.48x = 518,126,213,305.68
  5. Step 5: Solve for x
    x = 518,126,213,305.68/832,804.48
  6. Step 6: Final answer
    x = 622,146.28

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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.