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Finding the Fourth Proportional to 629,930.40, 944,895.60 and 470,498.10

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Solution

The fourth proportional to 629,930.40, 944,895.60 and 470,498.10 is: 705,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,930.40 : 944,895.60 = 470,498.10 : x
  2. Step 2: Convert to fraction form
    629,930.40/944,895.60 = 470,498.10/x
  3. Step 3: Cross multiply
    629,930.40x = 944,895.60 × 470,498.10
  4. Step 4: Simplify right side
    629,930.40x = 444,571,584,498.36
  5. Step 5: Solve for x
    x = 444,571,584,498.36/629,930.40
  6. Step 6: Final answer
    x = 705,747.15

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1.5x scale

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.