Home / 790,626.96-1,091,567.88-519,176.52

Finding the Fourth Proportional to 790,626.96, 1,091,567.88 and 519,176.52

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Solution

The fourth proportional to 790,626.96, 1,091,567.88 and 519,176.52 is: 716,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,626.96 : 1,091,567.88 = 519,176.52 : x
  2. Step 2: Convert to fraction form
    790,626.96/1,091,567.88 = 519,176.52/x
  3. Step 3: Cross multiply
    790,626.96x = 1,091,567.88 × 519,176.52
  4. Step 4: Simplify right side
    790,626.96x = 566,716,413,282.18
  5. Step 5: Solve for x
    x = 566,716,413,282.18/790,626.96
  6. Step 6: Final answer
    x = 716,793.69

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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.