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Finding the Fourth Proportional to 600,543.10, 900,815.22 and 245,557.12

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Solution

The fourth proportional to 600,543.10, 900,815.22 and 245,557.12 is: 368,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,543.10 : 900,815.22 = 245,557.12 : x
  2. Step 2: Convert to fraction form
    600,543.10/900,815.22 = 245,557.12/x
  3. Step 3: Cross multiply
    600,543.10x = 900,815.22 × 245,557.12
  4. Step 4: Simplify right side
    600,543.10x = 221,201,591,075.37
  5. Step 5: Solve for x
    x = 221,201,591,075.37/600,543.10
  6. Step 6: Final answer
    x = 368,335.91

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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.