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Finding the Fourth Proportional to 600,089.40, 828,123.32 and 328,157.46

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Solution

The fourth proportional to 600,089.40, 828,123.32 and 328,157.46 is: 452,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,089.40 : 828,123.32 = 328,157.46 : x
  2. Step 2: Convert to fraction form
    600,089.40/828,123.32 = 328,157.46/x
  3. Step 3: Cross multiply
    600,089.40x = 828,123.32 × 328,157.46
  4. Step 4: Simplify right side
    600,089.40x = 271,754,843,617.18
  5. Step 5: Solve for x
    x = 271,754,843,617.18/600,089.40
  6. Step 6: Final answer
    x = 452,857.26

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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.