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Finding the Fourth Proportional to 469,578.77, 704,478.74 and 373,877.94

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Solution

The fourth proportional to 469,578.77, 704,478.74 and 373,877.94 is: 560,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,578.77 : 704,478.74 = 373,877.94 : x
  2. Step 2: Convert to fraction form
    469,578.77/704,478.74 = 373,877.94/x
  3. Step 3: Cross multiply
    469,578.77x = 704,478.74 × 373,877.94
  4. Step 4: Simplify right side
    469,578.77x = 263,389,060,857.40
  5. Step 5: Solve for x
    x = 263,389,060,857.40/469,578.77
  6. Step 6: Final answer
    x = 560,904.96

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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.