Home / 936,510.91-1,292,385.06-506,791.04

Finding the Fourth Proportional to 936,510.91, 1,292,385.06 and 506,791.04

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Solution

The fourth proportional to 936,510.91, 1,292,385.06 and 506,791.04 is: 699,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,510.91 : 1,292,385.06 = 506,791.04 : x
  2. Step 2: Convert to fraction form
    936,510.91/1,292,385.06 = 506,791.04/x
  3. Step 3: Cross multiply
    936,510.91x = 1,292,385.06 × 506,791.04
  4. Step 4: Simplify right side
    936,510.91x = 654,969,168,637.86
  5. Step 5: Solve for x
    x = 654,969,168,637.86/936,510.91
  6. Step 6: Final answer
    x = 699,371.64

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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.