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Finding the Fourth Proportional to 473,907.60, 710,861.40 and 367,619.40

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Solution

The fourth proportional to 473,907.60, 710,861.40 and 367,619.40 is: 551,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,907.60 : 710,861.40 = 367,619.40 : x
  2. Step 2: Convert to fraction form
    473,907.60/710,861.40 = 367,619.40/x
  3. Step 3: Cross multiply
    473,907.60x = 710,861.40 × 367,619.40
  4. Step 4: Simplify right side
    473,907.60x = 261,326,441,351.16
  5. Step 5: Solve for x
    x = 261,326,441,351.16/473,907.60
  6. Step 6: Final answer
    x = 551,429.10

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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.