Home / 913,327.60-1,260,898.77-550,842.88

Finding the Fourth Proportional to 913,327.60, 1,260,898.77 and 550,842.88

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Solution

The fourth proportional to 913,327.60, 1,260,898.77 and 550,842.88 is: 760,468.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,327.60 : 1,260,898.77 = 550,842.88 : x
  2. Step 2: Convert to fraction form
    913,327.60/1,260,898.77 = 550,842.88/x
  3. Step 3: Cross multiply
    913,327.60x = 1,260,898.77 × 550,842.88
  4. Step 4: Simplify right side
    913,327.60x = 694,557,109,855.26
  5. Step 5: Solve for x
    x = 694,557,109,855.26/913,327.60
  6. Step 6: Final answer
    x = 760,468.76

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1.5x scale

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.