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Finding the Fourth Proportional to 590,127.20, 884,024.40 and 323,410.40

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Solution

The fourth proportional to 590,127.20, 884,024.40 and 323,410.40 is: 484,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,127.20 : 884,024.40 = 323,410.40 : x
  2. Step 2: Convert to fraction form
    590,127.20/884,024.40 = 323,410.40/x
  3. Step 3: Cross multiply
    590,127.20x = 884,024.40 × 323,410.40
  4. Step 4: Simplify right side
    590,127.20x = 285,902,684,813.76
  5. Step 5: Solve for x
    x = 285,902,684,813.76/590,127.20
  6. Step 6: Final answer
    x = 484,476.37

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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.