Home / 845,370.71-1,268,074.52-508,693

Finding the Fourth Proportional to 845,370.71, 1,268,074.52 and 508,693

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Solution

The fourth proportional to 845,370.71, 1,268,074.52 and 508,693 is: 763,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,370.71 : 1,268,074.52 = 508,693 : x
  2. Step 2: Convert to fraction form
    845,370.71/1,268,074.52 = 508,693/x
  3. Step 3: Cross multiply
    845,370.71x = 1,268,074.52 × 508,693
  4. Step 4: Simplify right side
    845,370.71x = 645,060,631,802.36
  5. Step 5: Solve for x
    x = 645,060,631,802.36/845,370.71
  6. Step 6: Final answer
    x = 763,050.61

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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.