Home / 936,585.31-1,292,483.77-506,865.91

Finding the Fourth Proportional to 936,585.31, 1,292,483.77 and 506,865.91

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Solution

The fourth proportional to 936,585.31, 1,292,483.77 and 506,865.91 is: 699,472.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,585.31 : 1,292,483.77 = 506,865.91 : x
  2. Step 2: Convert to fraction form
    936,585.31/1,292,483.77 = 506,865.91/x
  3. Step 3: Cross multiply
    936,585.31x = 1,292,483.77 × 506,865.91
  4. Step 4: Simplify right side
    936,585.31x = 655,115,962,241.28
  5. Step 5: Solve for x
    x = 655,115,962,241.28/936,585.31
  6. Step 6: Final answer
    x = 699,472.81

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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.