Home / 936,936.92-1,292,973.38-507,217.04

Finding the Fourth Proportional to 936,936.92, 1,292,973.38 and 507,217.04

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Solution

The fourth proportional to 936,936.92, 1,292,973.38 and 507,217.04 is: 699,959.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,936.92 : 1,292,973.38 = 507,217.04 : x
  2. Step 2: Convert to fraction form
    936,936.92/1,292,973.38 = 507,217.04/x
  3. Step 3: Cross multiply
    936,936.92x = 1,292,973.38 × 507,217.04
  4. Step 4: Simplify right side
    936,936.92x = 655,818,130,602.40
  5. Step 5: Solve for x
    x = 655,818,130,602.40/936,936.92
  6. Step 6: Final answer
    x = 699,959.75

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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.