Home / 477,280.96-658,630.86-262,419.37

Finding the Fourth Proportional to 477,280.96, 658,630.86 and 262,419.37

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Solution

The fourth proportional to 477,280.96, 658,630.86 and 262,419.37 is: 362,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,280.96 : 658,630.86 = 262,419.37 : x
  2. Step 2: Convert to fraction form
    477,280.96/658,630.86 = 262,419.37/x
  3. Step 3: Cross multiply
    477,280.96x = 658,630.86 × 262,419.37
  4. Step 4: Simplify right side
    477,280.96x = 172,837,495,343.76
  5. Step 5: Solve for x
    x = 172,837,495,343.76/477,280.96
  6. Step 6: Final answer
    x = 362,129.46

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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.