Home / 458,904.05-632,777.09-313,733.55

Finding the Fourth Proportional to 458,904.05, 632,777.09 and 313,733.55

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Solution

The fourth proportional to 458,904.05, 632,777.09 and 313,733.55 is: 432,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,904.05 : 632,777.09 = 313,733.55 : x
  2. Step 2: Convert to fraction form
    458,904.05/632,777.09 = 313,733.55/x
  3. Step 3: Cross multiply
    458,904.05x = 632,777.09 × 313,733.55
  4. Step 4: Simplify right side
    458,904.05x = 198,523,402,804.37
  5. Step 5: Solve for x
    x = 198,523,402,804.37/458,904.05
  6. Step 6: Final answer
    x = 432,603.29

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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.