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Finding the Fourth Proportional to 592,563.87, 889,017.95 and 213,477.39

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Solution

The fourth proportional to 592,563.87, 889,017.95 and 213,477.39 is: 320,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,563.87 : 889,017.95 = 213,477.39 : x
  2. Step 2: Convert to fraction form
    592,563.87/889,017.95 = 213,477.39/x
  3. Step 3: Cross multiply
    592,563.87x = 889,017.95 × 213,477.39
  4. Step 4: Simplify right side
    592,563.87x = 189,785,230,561.76
  5. Step 5: Solve for x
    x = 189,785,230,561.76/592,563.87
  6. Step 6: Final answer
    x = 320,278.10

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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.