Home / 949,315.11-1,310,050.04-513,732.12

Finding the Fourth Proportional to 949,315.11, 1,310,050.04 and 513,732.12

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Solution

The fourth proportional to 949,315.11, 1,310,050.04 and 513,732.12 is: 708,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,315.11 : 1,310,050.04 = 513,732.12 : x
  2. Step 2: Convert to fraction form
    949,315.11/1,310,050.04 = 513,732.12/x
  3. Step 3: Cross multiply
    949,315.11x = 1,310,050.04 × 513,732.12
  4. Step 4: Simplify right side
    949,315.11x = 673,014,784,355.29
  5. Step 5: Solve for x
    x = 673,014,784,355.29/949,315.11
  6. Step 6: Final answer
    x = 708,947.72

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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.