Home / 596,630.18-823,386.40-342,019.64

Finding the Fourth Proportional to 596,630.18, 823,386.40 and 342,019.64

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Solution

The fourth proportional to 596,630.18, 823,386.40 and 342,019.64 is: 472,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,630.18 : 823,386.40 = 342,019.64 : x
  2. Step 2: Convert to fraction form
    596,630.18/823,386.40 = 342,019.64/x
  3. Step 3: Cross multiply
    596,630.18x = 823,386.40 × 342,019.64
  4. Step 4: Simplify right side
    596,630.18x = 281,614,320,108.90
  5. Step 5: Solve for x
    x = 281,614,320,108.90/596,630.18
  6. Step 6: Final answer
    x = 472,008.17

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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.