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Finding the Fourth Proportional to 477,459, 658,898.88 and 262,602.60

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Solution

The fourth proportional to 477,459, 658,898.88 and 262,602.60 is: 362,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,459 : 658,898.88 = 262,602.60 : x
  2. Step 2: Convert to fraction form
    477,459/658,898.88 = 262,602.60/x
  3. Step 3: Cross multiply
    477,459x = 658,898.88 × 262,602.60
  4. Step 4: Simplify right side
    477,459x = 173,028,559,025.09
  5. Step 5: Solve for x
    x = 173,028,559,025.09/477,459
  6. Step 6: Final answer
    x = 362,394.59

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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.