Home / 770,209.38-1,062,937.98-430,677.54

Finding the Fourth Proportional to 770,209.38, 1,062,937.98 and 430,677.54

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Solution

The fourth proportional to 770,209.38, 1,062,937.98 and 430,677.54 is: 594,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,209.38 : 1,062,937.98 = 430,677.54 : x
  2. Step 2: Convert to fraction form
    770,209.38/1,062,937.98 = 430,677.54/x
  3. Step 3: Cross multiply
    770,209.38x = 1,062,937.98 × 430,677.54
  4. Step 4: Simplify right side
    770,209.38x = 457,783,514,398.97
  5. Step 5: Solve for x
    x = 457,783,514,398.97/770,209.38
  6. Step 6: Final answer
    x = 594,362.42

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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.