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Finding the Fourth Proportional to 580,937.65, 871,554.31 and 341,254.22

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Solution

The fourth proportional to 580,937.65, 871,554.31 and 341,254.22 is: 511,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,937.65 : 871,554.31 = 341,254.22 : x
  2. Step 2: Convert to fraction form
    580,937.65/871,554.31 = 341,254.22/x
  3. Step 3: Cross multiply
    580,937.65x = 871,554.31 × 341,254.22
  4. Step 4: Simplify right side
    580,937.65x = 297,421,581,035.78
  5. Step 5: Solve for x
    x = 297,421,581,035.78/580,937.65
  6. Step 6: Final answer
    x = 511,968.16

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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.