Home / 778,596.59-1,074,466.26-434,447.02

Finding the Fourth Proportional to 778,596.59, 1,074,466.26 and 434,447.02

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Solution

The fourth proportional to 778,596.59, 1,074,466.26 and 434,447.02 is: 599,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,596.59 : 1,074,466.26 = 434,447.02 : x
  2. Step 2: Convert to fraction form
    778,596.59/1,074,466.26 = 434,447.02/x
  3. Step 3: Cross multiply
    778,596.59x = 1,074,466.26 × 434,447.02
  4. Step 4: Simplify right side
    778,596.59x = 466,798,666,633.69
  5. Step 5: Solve for x
    x = 466,798,666,633.69/778,596.59
  6. Step 6: Final answer
    x = 599,538.55

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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.