Home / 936,911.04-1,292,935.74-507,191.06

Finding the Fourth Proportional to 936,911.04, 1,292,935.74 and 507,191.06

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Solution

The fourth proportional to 936,911.04, 1,292,935.74 and 507,191.06 is: 699,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,911.04 : 1,292,935.74 = 507,191.06 : x
  2. Step 2: Convert to fraction form
    936,911.04/1,292,935.74 = 507,191.06/x
  3. Step 3: Cross multiply
    936,911.04x = 1,292,935.74 × 507,191.06
  4. Step 4: Simplify right side
    936,911.04x = 655,765,442,017.81
  5. Step 5: Solve for x
    x = 655,765,442,017.81/936,911.04
  6. Step 6: Final answer
    x = 699,922.85

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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.