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Finding the Fourth Proportional to 600,655.38, 828,888.03 and 371,120.82

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Solution

The fourth proportional to 600,655.38, 828,888.03 and 371,120.82 is: 512,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,655.38 : 828,888.03 = 371,120.82 : x
  2. Step 2: Convert to fraction form
    600,655.38/828,888.03 = 371,120.82/x
  3. Step 3: Cross multiply
    600,655.38x = 828,888.03 × 371,120.82
  4. Step 4: Simplify right side
    600,655.38x = 307,617,605,381.79
  5. Step 5: Solve for x
    x = 307,617,605,381.79/600,655.38
  6. Step 6: Final answer
    x = 512,136.60

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1.5x scale

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.