Home / 600,239.10-828,401.43-345,639.90

Finding the Fourth Proportional to 600,239.10, 828,401.43 and 345,639.90

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Solution

The fourth proportional to 600,239.10, 828,401.43 and 345,639.90 is: 477,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,239.10 : 828,401.43 = 345,639.90 : x
  2. Step 2: Convert to fraction form
    600,239.10/828,401.43 = 345,639.90/x
  3. Step 3: Cross multiply
    600,239.10x = 828,401.43 × 345,639.90
  4. Step 4: Simplify right side
    600,239.10x = 286,328,587,425.06
  5. Step 5: Solve for x
    x = 286,328,587,425.06/600,239.10
  6. Step 6: Final answer
    x = 477,024.22

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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.