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Finding the Fourth Proportional to 500,960.73, 691,430.13 and 460,610.58

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Solution

The fourth proportional to 500,960.73, 691,430.13 and 460,610.58 is: 635,738.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,960.73 : 691,430.13 = 460,610.58 : x
  2. Step 2: Convert to fraction form
    500,960.73/691,430.13 = 460,610.58/x
  3. Step 3: Cross multiply
    500,960.73x = 691,430.13 × 460,610.58
  4. Step 4: Simplify right side
    500,960.73x = 318,480,033,208.78
  5. Step 5: Solve for x
    x = 318,480,033,208.78/500,960.73
  6. Step 6: Final answer
    x = 635,738.52

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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.