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Finding the Fourth Proportional to 508,446.72, 702,584.91 and 370,385.37

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Solution

The fourth proportional to 508,446.72, 702,584.91 and 370,385.37 is: 511,808.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,446.72 : 702,584.91 = 370,385.37 : x
  2. Step 2: Convert to fraction form
    508,446.72/702,584.91 = 370,385.37/x
  3. Step 3: Cross multiply
    508,446.72x = 702,584.91 × 370,385.37
  4. Step 4: Simplify right side
    508,446.72x = 260,227,171,846.77
  5. Step 5: Solve for x
    x = 260,227,171,846.77/508,446.72
  6. Step 6: Final answer
    x = 511,808.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.