Home / 1,036,898.57-1,555,347.86-326,998.37

Finding the Fourth Proportional to 1,036,898.57, 1,555,347.86 and 326,998.37

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Solution

The fourth proportional to 1,036,898.57, 1,555,347.86 and 326,998.37 is: 490,497.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,898.57 : 1,555,347.86 = 326,998.37 : x
  2. Step 2: Convert to fraction form
    1,036,898.57/1,555,347.86 = 326,998.37/x
  3. Step 3: Cross multiply
    1,036,898.57x = 1,555,347.86 × 326,998.37
  4. Step 4: Simplify right side
    1,036,898.57x = 508,596,215,002.99
  5. Step 5: Solve for x
    x = 508,596,215,002.99/1,036,898.57
  6. Step 6: Final answer
    x = 490,497.56

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Double scale
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Similar ratio
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1.5x scale

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.