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Finding the Fourth Proportional to 590,946.27, 886,696.29 and 291,263.42

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Solution

The fourth proportional to 590,946.27, 886,696.29 and 291,263.42 is: 437,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,946.27 : 886,696.29 = 291,263.42 : x
  2. Step 2: Convert to fraction form
    590,946.27/886,696.29 = 291,263.42/x
  3. Step 3: Cross multiply
    590,946.27x = 886,696.29 × 291,263.42
  4. Step 4: Simplify right side
    590,946.27x = 258,262,189,493.23
  5. Step 5: Solve for x
    x = 258,262,189,493.23/590,946.27
  6. Step 6: Final answer
    x = 437,031.59

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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.