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Finding the Fourth Proportional to 570,443.90, 854,435.62 and 536,907.02

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Solution

The fourth proportional to 570,443.90, 854,435.62 and 536,907.02 is: 804,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,443.90 : 854,435.62 = 536,907.02 : x
  2. Step 2: Convert to fraction form
    570,443.90/854,435.62 = 536,907.02/x
  3. Step 3: Cross multiply
    570,443.90x = 854,435.62 × 536,907.02
  4. Step 4: Simplify right side
    570,443.90x = 458,752,482,516.05
  5. Step 5: Solve for x
    x = 458,752,482,516.05/570,443.90
  6. Step 6: Final answer
    x = 804,202.63

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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.