Home / 936,535.67-1,292,422.46-506,815.69

Finding the Fourth Proportional to 936,535.67, 1,292,422.46 and 506,815.69

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Solution

The fourth proportional to 936,535.67, 1,292,422.46 and 506,815.69 is: 699,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,535.67 : 1,292,422.46 = 506,815.69 : x
  2. Step 2: Convert to fraction form
    936,535.67/1,292,422.46 = 506,815.69/x
  3. Step 3: Cross multiply
    936,535.67x = 1,292,422.46 × 506,815.69
  4. Step 4: Simplify right side
    936,535.67x = 655,019,975,071.26
  5. Step 5: Solve for x
    x = 655,019,975,071.26/936,535.67
  6. Step 6: Final answer
    x = 699,407.40

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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.