Home / 974,005.90-1,343,257.83-611,463.46

Finding the Fourth Proportional to 974,005.90, 1,343,257.83 and 611,463.46

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Solution

The fourth proportional to 974,005.90, 1,343,257.83 and 611,463.46 is: 843,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,005.90 : 1,343,257.83 = 611,463.46 : x
  2. Step 2: Convert to fraction form
    974,005.90/1,343,257.83 = 611,463.46/x
  3. Step 3: Cross multiply
    974,005.90x = 1,343,257.83 × 611,463.46
  4. Step 4: Simplify right side
    974,005.90x = 821,353,080,403.89
  5. Step 5: Solve for x
    x = 821,353,080,403.89/974,005.90
  6. Step 6: Final answer
    x = 843,273.21

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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.