Home / 832,831.31-1,149,307.60-450,858.10

Finding the Fourth Proportional to 832,831.31, 1,149,307.60 and 450,858.10

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Solution

The fourth proportional to 832,831.31, 1,149,307.60 and 450,858.10 is: 622,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,831.31 : 1,149,307.60 = 450,858.10 : x
  2. Step 2: Convert to fraction form
    832,831.31/1,149,307.60 = 450,858.10/x
  3. Step 3: Cross multiply
    832,831.31x = 1,149,307.60 × 450,858.10
  4. Step 4: Simplify right side
    832,831.31x = 518,174,633,977.88
  5. Step 5: Solve for x
    x = 518,174,633,977.88/832,831.31
  6. Step 6: Final answer
    x = 622,184.38

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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.