Home / 646,593.34-892,298.30-374,818.65

Finding the Fourth Proportional to 646,593.34, 892,298.30 and 374,818.65

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Solution

The fourth proportional to 646,593.34, 892,298.30 and 374,818.65 is: 517,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,593.34 : 892,298.30 = 374,818.65 : x
  2. Step 2: Convert to fraction form
    646,593.34/892,298.30 = 374,818.65/x
  3. Step 3: Cross multiply
    646,593.34x = 892,298.30 × 374,818.65
  4. Step 4: Simplify right side
    646,593.34x = 334,450,038,983.08
  5. Step 5: Solve for x
    x = 334,450,038,983.08/646,593.34
  6. Step 6: Final answer
    x = 517,249.43

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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.