Home / 976,837.24-1,348,048.86-637,110.52

Finding the Fourth Proportional to 976,837.24, 1,348,048.86 and 637,110.52

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Solution

The fourth proportional to 976,837.24, 1,348,048.86 and 637,110.52 is: 879,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,837.24 : 1,348,048.86 = 637,110.52 : x
  2. Step 2: Convert to fraction form
    976,837.24/1,348,048.86 = 637,110.52/x
  3. Step 3: Cross multiply
    976,837.24x = 1,348,048.86 × 637,110.52
  4. Step 4: Simplify right side
    976,837.24x = 858,856,110,180.01
  5. Step 5: Solve for x
    x = 858,856,110,180.01/976,837.24
  6. Step 6: Final answer
    x = 879,221.30

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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.