Home / 997,214.07-1,375,995.15-567,501.38

Finding the Fourth Proportional to 997,214.07, 1,375,995.15 and 567,501.38

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Solution

The fourth proportional to 997,214.07, 1,375,995.15 and 567,501.38 is: 783,060.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,214.07 : 1,375,995.15 = 567,501.38 : x
  2. Step 2: Convert to fraction form
    997,214.07/1,375,995.15 = 567,501.38/x
  3. Step 3: Cross multiply
    997,214.07x = 1,375,995.15 × 567,501.38
  4. Step 4: Simplify right side
    997,214.07x = 780,879,139,618.33
  5. Step 5: Solve for x
    x = 780,879,139,618.33/997,214.07
  6. Step 6: Final answer
    x = 783,060.69

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1.5x scale

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.