Home / 1,004,010.50-1,385,544.21-551,311.22

Finding the Fourth Proportional to 1,004,010.50, 1,385,544.21 and 551,311.22

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Solution

The fourth proportional to 1,004,010.50, 1,385,544.21 and 551,311.22 is: 760,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,010.50 : 1,385,544.21 = 551,311.22 : x
  2. Step 2: Convert to fraction form
    1,004,010.50/1,385,544.21 = 551,311.22/x
  3. Step 3: Cross multiply
    1,004,010.50x = 1,385,544.21 × 551,311.22
  4. Step 4: Simplify right side
    1,004,010.50x = 763,866,068,779.04
  5. Step 5: Solve for x
    x = 763,866,068,779.04/1,004,010.50
  6. Step 6: Final answer
    x = 760,814.82

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Double scale
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1.5x scale

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.