Home / 918,886.44-1,267,877.46-536,839.41

Finding the Fourth Proportional to 918,886.44, 1,267,877.46 and 536,839.41

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Solution

The fourth proportional to 918,886.44, 1,267,877.46 and 536,839.41 is: 740,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,886.44 : 1,267,877.46 = 536,839.41 : x
  2. Step 2: Convert to fraction form
    918,886.44/1,267,877.46 = 536,839.41/x
  3. Step 3: Cross multiply
    918,886.44x = 1,267,877.46 × 536,839.41
  4. Step 4: Simplify right side
    918,886.44x = 680,646,589,374.98
  5. Step 5: Solve for x
    x = 680,646,589,374.98/918,886.44
  6. Step 6: Final answer
    x = 740,729.82

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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.