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Finding the Fourth Proportional to 586,126.41, 808,897.89 and 328,029.22

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Solution

The fourth proportional to 586,126.41, 808,897.89 and 328,029.22 is: 452,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,126.41 : 808,897.89 = 328,029.22 : x
  2. Step 2: Convert to fraction form
    586,126.41/808,897.89 = 328,029.22/x
  3. Step 3: Cross multiply
    586,126.41x = 808,897.89 × 328,029.22
  4. Step 4: Simplify right side
    586,126.41x = 265,342,143,916.35
  5. Step 5: Solve for x
    x = 265,342,143,916.35/586,126.41
  6. Step 6: Final answer
    x = 452,704.64

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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.