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Finding the Fourth Proportional to 585,005.63, 877,508.44 and 141,773.63

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Solution

The fourth proportional to 585,005.63, 877,508.44 and 141,773.63 is: 212,660.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,005.63 : 877,508.44 = 141,773.63 : x
  2. Step 2: Convert to fraction form
    585,005.63/877,508.44 = 141,773.63/x
  3. Step 3: Cross multiply
    585,005.63x = 877,508.44 × 141,773.63
  4. Step 4: Simplify right side
    585,005.63x = 124,407,552,152.46
  5. Step 5: Solve for x
    x = 124,407,552,152.46/585,005.63
  6. Step 6: Final answer
    x = 212,660.44

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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.