Home / 832,804.89-1,149,271.35-450,831.96

Finding the Fourth Proportional to 832,804.89, 1,149,271.35 and 450,831.96

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Solution

The fourth proportional to 832,804.89, 1,149,271.35 and 450,831.96 is: 622,148.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,804.89 : 1,149,271.35 = 450,831.96 : x
  2. Step 2: Convert to fraction form
    832,804.89/1,149,271.35 = 450,831.96/x
  3. Step 3: Cross multiply
    832,804.89x = 1,149,271.35 × 450,831.96
  4. Step 4: Simplify right side
    832,804.89x = 518,128,255,292.35
  5. Step 5: Solve for x
    x = 518,128,255,292.35/832,804.89
  6. Step 6: Final answer
    x = 622,148.43

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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.