Home / 596,631.18-823,387.77-342,020.64

Finding the Fourth Proportional to 596,631.18, 823,387.77 and 342,020.64

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Solution

The fourth proportional to 596,631.18, 823,387.77 and 342,020.64 is: 472,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,631.18 : 823,387.77 = 342,020.64 : x
  2. Step 2: Convert to fraction form
    596,631.18/823,387.77 = 342,020.64/x
  3. Step 3: Cross multiply
    596,631.18x = 823,387.77 × 342,020.64
  4. Step 4: Simplify right side
    596,631.18x = 281,615,612,063.57
  5. Step 5: Solve for x
    x = 281,615,612,063.57/596,631.18
  6. Step 6: Final answer
    x = 472,009.55

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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.