Home / 1,036,911.56-1,555,367.54-326,995.16

Finding the Fourth Proportional to 1,036,911.56, 1,555,367.54 and 326,995.16

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Solution

The fourth proportional to 1,036,911.56, 1,555,367.54 and 326,995.16 is: 490,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,911.56 : 1,555,367.54 = 326,995.16 : x
  2. Step 2: Convert to fraction form
    1,036,911.56/1,555,367.54 = 326,995.16/x
  3. Step 3: Cross multiply
    1,036,911.56x = 1,555,367.54 × 326,995.16
  4. Step 4: Simplify right side
    1,036,911.56x = 508,597,648,189.29
  5. Step 5: Solve for x
    x = 508,597,648,189.29/1,036,911.56
  6. Step 6: Final answer
    x = 490,492.80

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Double scale
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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.