Home / 936,538.67-1,292,426.60-506,818.69

Finding the Fourth Proportional to 936,538.67, 1,292,426.60 and 506,818.69

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Solution

The fourth proportional to 936,538.67, 1,292,426.60 and 506,818.69 is: 699,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,538.67 : 1,292,426.60 = 506,818.69 : x
  2. Step 2: Convert to fraction form
    936,538.67/1,292,426.60 = 506,818.69/x
  3. Step 3: Cross multiply
    936,538.67x = 1,292,426.60 × 506,818.69
  4. Step 4: Simplify right side
    936,538.67x = 655,025,950,567.99
  5. Step 5: Solve for x
    x = 655,025,950,567.99/936,538.67
  6. Step 6: Final answer
    x = 699,411.54

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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.