Home / 912,483.13-1,259,234.88-504,612.41

Finding the Fourth Proportional to 912,483.13, 1,259,234.88 and 504,612.41

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Solution

The fourth proportional to 912,483.13, 1,259,234.88 and 504,612.41 is: 696,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,483.13 : 1,259,234.88 = 504,612.41 : x
  2. Step 2: Convert to fraction form
    912,483.13/1,259,234.88 = 504,612.41/x
  3. Step 3: Cross multiply
    912,483.13x = 1,259,234.88 × 504,612.41
  4. Step 4: Simplify right side
    912,483.13x = 635,425,548,808.65
  5. Step 5: Solve for x
    x = 635,425,548,808.65/912,483.13
  6. Step 6: Final answer
    x = 696,369.64

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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.