Home / 758,937.40-1,138,260.30-226,475.80

Finding the Fourth Proportional to 758,937.40, 1,138,260.30 and 226,475.80

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Solution

The fourth proportional to 758,937.40, 1,138,260.30 and 226,475.80 is: 339,670.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,937.40 : 1,138,260.30 = 226,475.80 : x
  2. Step 2: Convert to fraction form
    758,937.40/1,138,260.30 = 226,475.80/x
  3. Step 3: Cross multiply
    758,937.40x = 1,138,260.30 × 226,475.80
  4. Step 4: Simplify right side
    758,937.40x = 257,788,412,050.74
  5. Step 5: Solve for x
    x = 257,788,412,050.74/758,937.40
  6. Step 6: Final answer
    x = 339,670.19

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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.