Home / 709,902.24-1,064,849.04-177,420.48

Finding the Fourth Proportional to 709,902.24, 1,064,849.04 and 177,420.48

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Solution

The fourth proportional to 709,902.24, 1,064,849.04 and 177,420.48 is: 266,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,902.24 : 1,064,849.04 = 177,420.48 : x
  2. Step 2: Convert to fraction form
    709,902.24/1,064,849.04 = 177,420.48/x
  3. Step 3: Cross multiply
    709,902.24x = 1,064,849.04 × 177,420.48
  4. Step 4: Simplify right side
    709,902.24x = 188,926,027,804.34
  5. Step 5: Solve for x
    x = 188,926,027,804.34/709,902.24
  6. Step 6: Final answer
    x = 266,129.64

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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.