Home / 588,736.07-812,445.93-330,615.39

Finding the Fourth Proportional to 588,736.07, 812,445.93 and 330,615.39

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Solution

The fourth proportional to 588,736.07, 812,445.93 and 330,615.39 is: 456,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,736.07 : 812,445.93 = 330,615.39 : x
  2. Step 2: Convert to fraction form
    588,736.07/812,445.93 = 330,615.39/x
  3. Step 3: Cross multiply
    588,736.07x = 812,445.93 × 330,615.39
  4. Step 4: Simplify right side
    588,736.07x = 268,607,128,000.86
  5. Step 5: Solve for x
    x = 268,607,128,000.86/588,736.07
  6. Step 6: Final answer
    x = 456,243.71

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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.