Home / 896,999.10-1,343,165.85-579,738.30

Finding the Fourth Proportional to 896,999.10, 1,343,165.85 and 579,738.30

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Solution

The fourth proportional to 896,999.10, 1,343,165.85 and 579,738.30 is: 868,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,999.10 : 1,343,165.85 = 579,738.30 : x
  2. Step 2: Convert to fraction form
    896,999.10/1,343,165.85 = 579,738.30/x
  3. Step 3: Cross multiply
    896,999.10x = 1,343,165.85 × 579,738.30
  4. Step 4: Simplify right side
    896,999.10x = 778,684,686,497.06
  5. Step 5: Solve for x
    x = 778,684,686,497.06/896,999.10
  6. Step 6: Final answer
    x = 868,099.74

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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.