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Finding the Fourth Proportional to 599,386.14, 826,604.55 and 468,580.86

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Solution

The fourth proportional to 599,386.14, 826,604.55 and 468,580.86 is: 646,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,386.14 : 826,604.55 = 468,580.86 : x
  2. Step 2: Convert to fraction form
    599,386.14/826,604.55 = 468,580.86/x
  3. Step 3: Cross multiply
    599,386.14x = 826,604.55 × 468,580.86
  4. Step 4: Simplify right side
    599,386.14x = 387,331,070,918.91
  5. Step 5: Solve for x
    x = 387,331,070,918.91/599,386.14
  6. Step 6: Final answer
    x = 646,212.93

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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.