Home / 477,516.72-658,973.40-262,673.12

Finding the Fourth Proportional to 477,516.72, 658,973.40 and 262,673.12

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Solution

The fourth proportional to 477,516.72, 658,973.40 and 262,673.12 is: 362,489.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,516.72 : 658,973.40 = 262,673.12 : x
  2. Step 2: Convert to fraction form
    477,516.72/658,973.40 = 262,673.12/x
  3. Step 3: Cross multiply
    477,516.72x = 658,973.40 × 262,673.12
  4. Step 4: Simplify right side
    477,516.72x = 173,094,598,975.01
  5. Step 5: Solve for x
    x = 173,094,598,975.01/477,516.72
  6. Step 6: Final answer
    x = 362,489.09

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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.