Home / 579,032.07-799,064.33-320,925.68

Finding the Fourth Proportional to 579,032.07, 799,064.33 and 320,925.68

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Solution

The fourth proportional to 579,032.07, 799,064.33 and 320,925.68 is: 442,877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,032.07 : 799,064.33 = 320,925.68 : x
  2. Step 2: Convert to fraction form
    579,032.07/799,064.33 = 320,925.68/x
  3. Step 3: Cross multiply
    579,032.07x = 799,064.33 × 320,925.68
  4. Step 4: Simplify right side
    579,032.07x = 256,440,263,468.99
  5. Step 5: Solve for x
    x = 256,440,263,468.99/579,032.07
  6. Step 6: Final answer
    x = 442,877.48

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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.