Home / 733,897.40-1,100,846.10-418,969.40

Finding the Fourth Proportional to 733,897.40, 1,100,846.10 and 418,969.40

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Solution

The fourth proportional to 733,897.40, 1,100,846.10 and 418,969.40 is: 628,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,897.40 : 1,100,846.10 = 418,969.40 : x
  2. Step 2: Convert to fraction form
    733,897.40/1,100,846.10 = 418,969.40/x
  3. Step 3: Cross multiply
    733,897.40x = 1,100,846.10 × 418,969.40
  4. Step 4: Simplify right side
    733,897.40x = 461,220,830,009.34
  5. Step 5: Solve for x
    x = 461,220,830,009.34/733,897.40
  6. Step 6: Final answer
    x = 628,454.10

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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.