Home / 1,064,803.76-1,597,209.80-266,086.20

Finding the Fourth Proportional to 1,064,803.76, 1,597,209.80 and 266,086.20

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Solution

The fourth proportional to 1,064,803.76, 1,597,209.80 and 266,086.20 is: 399,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,803.76 : 1,597,209.80 = 266,086.20 : x
  2. Step 2: Convert to fraction form
    1,064,803.76/1,597,209.80 = 266,086.20/x
  3. Step 3: Cross multiply
    1,064,803.76x = 1,597,209.80 × 266,086.20
  4. Step 4: Simplify right side
    1,064,803.76x = 424,995,486,284.76
  5. Step 5: Solve for x
    x = 424,995,486,284.76/1,064,803.76
  6. Step 6: Final answer
    x = 399,130.34

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.