Home / 727,482.96-1,003,578.78-565,227.60

Finding the Fourth Proportional to 727,482.96, 1,003,578.78 and 565,227.60

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Solution

The fourth proportional to 727,482.96, 1,003,578.78 and 565,227.60 is: 779,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,482.96 : 1,003,578.78 = 565,227.60 : x
  2. Step 2: Convert to fraction form
    727,482.96/1,003,578.78 = 565,227.60/x
  3. Step 3: Cross multiply
    727,482.96x = 1,003,578.78 × 565,227.60
  4. Step 4: Simplify right side
    727,482.96x = 567,250,425,230.33
  5. Step 5: Solve for x
    x = 567,250,425,230.33/727,482.96
  6. Step 6: Final answer
    x = 779,743.93

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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.