Home / 779,000.48-1,167,795.41-305,558.72

Finding the Fourth Proportional to 779,000.48, 1,167,795.41 and 305,558.72

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Solution

The fourth proportional to 779,000.48, 1,167,795.41 and 305,558.72 is: 458,061.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,000.48 : 1,167,795.41 = 305,558.72 : x
  2. Step 2: Convert to fraction form
    779,000.48/1,167,795.41 = 305,558.72/x
  3. Step 3: Cross multiply
    779,000.48x = 1,167,795.41 × 305,558.72
  4. Step 4: Simplify right side
    779,000.48x = 356,830,063,334.71
  5. Step 5: Solve for x
    x = 356,830,063,334.71/779,000.48
  6. Step 6: Final answer
    x = 458,061.42

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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.