Home / 949,710.06-1,424,913.39-500,412.78

Finding the Fourth Proportional to 949,710.06, 1,424,913.39 and 500,412.78

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Solution

The fourth proportional to 949,710.06, 1,424,913.39 and 500,412.78 is: 750,802.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,710.06 : 1,424,913.39 = 500,412.78 : x
  2. Step 2: Convert to fraction form
    949,710.06/1,424,913.39 = 500,412.78/x
  3. Step 3: Cross multiply
    949,710.06x = 1,424,913.39 × 500,412.78
  4. Step 4: Simplify right side
    949,710.06x = 713,044,870,749.12
  5. Step 5: Solve for x
    x = 713,044,870,749.12/949,710.06
  6. Step 6: Final answer
    x = 750,802.69

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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.