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Finding the Fourth Proportional to 608,892.40, 854,315.60 and 608,892.40

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Solution

The fourth proportional to 608,892.40, 854,315.60 and 608,892.40 is: 854,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,892.40 : 854,315.60 = 608,892.40 : x
  2. Step 2: Convert to fraction form
    608,892.40/854,315.60 = 608,892.40/x
  3. Step 3: Cross multiply
    608,892.40x = 854,315.60 × 608,892.40
  4. Step 4: Simplify right side
    608,892.40x = 520,186,276,041.44
  5. Step 5: Solve for x
    x = 520,186,276,041.44/608,892.40
  6. Step 6: Final answer
    x = 854,315.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.