Home / 912,730.41-1,259,560.53-504,849.65

Finding the Fourth Proportional to 912,730.41, 1,259,560.53 and 504,849.65

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Solution

The fourth proportional to 912,730.41, 1,259,560.53 and 504,849.65 is: 696,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,730.41 : 1,259,560.53 = 504,849.65 : x
  2. Step 2: Convert to fraction form
    912,730.41/1,259,560.53 = 504,849.65/x
  3. Step 3: Cross multiply
    912,730.41x = 1,259,560.53 × 504,849.65
  4. Step 4: Simplify right side
    912,730.41x = 635,888,686,426.51
  5. Step 5: Solve for x
    x = 635,888,686,426.51/912,730.41
  6. Step 6: Final answer
    x = 696,688.40

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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.