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Finding the Fourth Proportional to 606,045.70, 910,052.70 and 407,247.40

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Solution

The fourth proportional to 606,045.70, 910,052.70 and 407,247.40 is: 611,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,045.70 : 910,052.70 = 407,247.40 : x
  2. Step 2: Convert to fraction form
    606,045.70/910,052.70 = 407,247.40/x
  3. Step 3: Cross multiply
    606,045.70x = 910,052.70 × 407,247.40
  4. Step 4: Simplify right side
    606,045.70x = 370,616,595,937.98
  5. Step 5: Solve for x
    x = 370,616,595,937.98/606,045.70
  6. Step 6: Final answer
    x = 611,532.42

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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.