Home / 936,458.91-1,292,316.71-506,739.04

Finding the Fourth Proportional to 936,458.91, 1,292,316.71 and 506,739.04

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Solution

The fourth proportional to 936,458.91, 1,292,316.71 and 506,739.04 is: 699,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,458.91 : 1,292,316.71 = 506,739.04 : x
  2. Step 2: Convert to fraction form
    936,458.91/1,292,316.71 = 506,739.04/x
  3. Step 3: Cross multiply
    936,458.91x = 1,292,316.71 × 506,739.04
  4. Step 4: Simplify right side
    936,458.91x = 654,867,323,236.87
  5. Step 5: Solve for x
    x = 654,867,323,236.87/936,458.91
  6. Step 6: Final answer
    x = 699,301.72

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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.