Home / 477,038.25-657,918.45-323,824.59

Finding the Fourth Proportional to 477,038.25, 657,918.45 and 323,824.59

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Solution

The fourth proportional to 477,038.25, 657,918.45 and 323,824.59 is: 446,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,038.25 : 657,918.45 = 323,824.59 : x
  2. Step 2: Convert to fraction form
    477,038.25/657,918.45 = 323,824.59/x
  3. Step 3: Cross multiply
    477,038.25x = 657,918.45 × 323,824.59
  4. Step 4: Simplify right side
    477,038.25x = 213,050,172,324.69
  5. Step 5: Solve for x
    x = 213,050,172,324.69/477,038.25
  6. Step 6: Final answer
    x = 446,610.25

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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.