Home / 913,326.60-1,260,897.39-550,841.88

Finding the Fourth Proportional to 913,326.60, 1,260,897.39 and 550,841.88

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Solution

The fourth proportional to 913,326.60, 1,260,897.39 and 550,841.88 is: 760,467.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,326.60 : 1,260,897.39 = 550,841.88 : x
  2. Step 2: Convert to fraction form
    913,326.60/1,260,897.39 = 550,841.88/x
  3. Step 3: Cross multiply
    913,326.60x = 1,260,897.39 × 550,841.88
  4. Step 4: Simplify right side
    913,326.60x = 694,555,088,794.69
  5. Step 5: Solve for x
    x = 694,555,088,794.69/913,326.60
  6. Step 6: Final answer
    x = 760,467.38

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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.