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Finding the Fourth Proportional to 584,098.81, 870,992.37 and 563,283.70

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Solution

The fourth proportional to 584,098.81, 870,992.37 and 563,283.70 is: 839,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,098.81 : 870,992.37 = 563,283.70 : x
  2. Step 2: Convert to fraction form
    584,098.81/870,992.37 = 563,283.70/x
  3. Step 3: Cross multiply
    584,098.81x = 870,992.37 × 563,283.70
  4. Step 4: Simplify right side
    584,098.81x = 490,615,804,845.37
  5. Step 5: Solve for x
    x = 490,615,804,845.37/584,098.81
  6. Step 6: Final answer
    x = 839,953.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.