Home / 493,308.74-739,968.69-173,470.11

Finding the Fourth Proportional to 493,308.74, 739,968.69 and 173,470.11

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Solution

The fourth proportional to 493,308.74, 739,968.69 and 173,470.11 is: 260,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,308.74 : 739,968.69 = 173,470.11 : x
  2. Step 2: Convert to fraction form
    493,308.74/739,968.69 = 173,470.11/x
  3. Step 3: Cross multiply
    493,308.74x = 739,968.69 × 173,470.11
  4. Step 4: Simplify right side
    493,308.74x = 128,362,450,050.86
  5. Step 5: Solve for x
    x = 128,362,450,050.86/493,308.74
  6. Step 6: Final answer
    x = 260,207.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.