Home / 599,779.20-827,558.88-358,140

Finding the Fourth Proportional to 599,779.20, 827,558.88 and 358,140

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Solution

The fourth proportional to 599,779.20, 827,558.88 and 358,140 is: 494,151.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,779.20 : 827,558.88 = 358,140 : x
  2. Step 2: Convert to fraction form
    599,779.20/827,558.88 = 358,140/x
  3. Step 3: Cross multiply
    599,779.20x = 827,558.88 × 358,140
  4. Step 4: Simplify right side
    599,779.20x = 296,381,937,283.20
  5. Step 5: Solve for x
    x = 296,381,937,283.20/599,779.20
  6. Step 6: Final answer
    x = 494,151.74

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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.