Home / 949,919.40-1,310,878.92-514,329.27

Finding the Fourth Proportional to 949,919.40, 1,310,878.92 and 514,329.27

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Solution

The fourth proportional to 949,919.40, 1,310,878.92 and 514,329.27 is: 709,769.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,919.40 : 1,310,878.92 = 514,329.27 : x
  2. Step 2: Convert to fraction form
    949,919.40/1,310,878.92 = 514,329.27/x
  3. Step 3: Cross multiply
    949,919.40x = 1,310,878.92 × 514,329.27
  4. Step 4: Simplify right side
    949,919.40x = 674,223,397,981.99
  5. Step 5: Solve for x
    x = 674,223,397,981.99/949,919.40
  6. Step 6: Final answer
    x = 709,769.06

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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.