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Finding the Fourth Proportional to 594,373.10, 819,618.20 and 508,615.86

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Solution

The fourth proportional to 594,373.10, 819,618.20 and 508,615.86 is: 701,362.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,373.10 : 819,618.20 = 508,615.86 : x
  2. Step 2: Convert to fraction form
    594,373.10/819,618.20 = 508,615.86/x
  3. Step 3: Cross multiply
    594,373.10x = 819,618.20 × 508,615.86
  4. Step 4: Simplify right side
    594,373.10x = 416,870,816,936.19
  5. Step 5: Solve for x
    x = 416,870,816,936.19/594,373.10
  6. Step 6: Final answer
    x = 701,362.19

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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.