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Finding the Fourth Proportional to 560,301.58, 773,214.57 and 305,650.95

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Solution

The fourth proportional to 560,301.58, 773,214.57 and 305,650.95 is: 421,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,301.58 : 773,214.57 = 305,650.95 : x
  2. Step 2: Convert to fraction form
    560,301.58/773,214.57 = 305,650.95/x
  3. Step 3: Cross multiply
    560,301.58x = 773,214.57 × 305,650.95
  4. Step 4: Simplify right side
    560,301.58x = 236,333,767,874.34
  5. Step 5: Solve for x
    x = 236,333,767,874.34/560,301.58
  6. Step 6: Final answer
    x = 421,797.43

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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.