Home / 648,152.42-894,450.40-357,764.07

Finding the Fourth Proportional to 648,152.42, 894,450.40 and 357,764.07

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Solution

The fourth proportional to 648,152.42, 894,450.40 and 357,764.07 is: 493,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,152.42 : 894,450.40 = 357,764.07 : x
  2. Step 2: Convert to fraction form
    648,152.42/894,450.40 = 357,764.07/x
  3. Step 3: Cross multiply
    648,152.42x = 894,450.40 × 357,764.07
  4. Step 4: Simplify right side
    648,152.42x = 320,002,217,976.91
  5. Step 5: Solve for x
    x = 320,002,217,976.91/648,152.42
  6. Step 6: Final answer
    x = 493,714.46

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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.