Home / 773,356.70-1,160,457.88-300,060.74

Finding the Fourth Proportional to 773,356.70, 1,160,457.88 and 300,060.74

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Solution

The fourth proportional to 773,356.70, 1,160,457.88 and 300,060.74 is: 450,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,356.70 : 1,160,457.88 = 300,060.74 : x
  2. Step 2: Convert to fraction form
    773,356.70/1,160,457.88 = 300,060.74/x
  3. Step 3: Cross multiply
    773,356.70x = 1,160,457.88 × 300,060.74
  4. Step 4: Simplify right side
    773,356.70x = 348,207,850,211.63
  5. Step 5: Solve for x
    x = 348,207,850,211.63/773,356.70
  6. Step 6: Final answer
    x = 450,255.17

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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.