Home / 740,926.13-1,111,894.01-341,570.21

Finding the Fourth Proportional to 740,926.13, 1,111,894.01 and 341,570.21

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Solution

The fourth proportional to 740,926.13, 1,111,894.01 and 341,570.21 is: 512,588.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,926.13 : 1,111,894.01 = 341,570.21 : x
  2. Step 2: Convert to fraction form
    740,926.13/1,111,894.01 = 341,570.21/x
  3. Step 3: Cross multiply
    740,926.13x = 1,111,894.01 × 341,570.21
  4. Step 4: Simplify right side
    740,926.13x = 379,789,863,226.12
  5. Step 5: Solve for x
    x = 379,789,863,226.12/740,926.13
  6. Step 6: Final answer
    x = 512,588.03

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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.