Home / 477,789.28-659,349.32-262,929.35

Finding the Fourth Proportional to 477,789.28, 659,349.32 and 262,929.35

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Solution

The fourth proportional to 477,789.28, 659,349.32 and 262,929.35 is: 362,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,789.28 : 659,349.32 = 262,929.35 : x
  2. Step 2: Convert to fraction form
    477,789.28/659,349.32 = 262,929.35/x
  3. Step 3: Cross multiply
    477,789.28x = 659,349.32 × 262,929.35
  4. Step 4: Simplify right side
    477,789.28x = 173,362,283,828.22
  5. Step 5: Solve for x
    x = 173,362,283,828.22/477,789.28
  6. Step 6: Final answer
    x = 362,842.55

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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.