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Finding the Fourth Proportional to 552,522.70, 828,298.05 and 374,452.30

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Solution

The fourth proportional to 552,522.70, 828,298.05 and 374,452.30 is: 561,349.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,522.70 : 828,298.05 = 374,452.30 : x
  2. Step 2: Convert to fraction form
    552,522.70/828,298.05 = 374,452.30/x
  3. Step 3: Cross multiply
    552,522.70x = 828,298.05 × 374,452.30
  4. Step 4: Simplify right side
    552,522.70x = 310,158,109,908.02
  5. Step 5: Solve for x
    x = 310,158,109,908.02/552,522.70
  6. Step 6: Final answer
    x = 561,349.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.