Home / 729,036.90-1,093,555.35-255,551.40

Finding the Fourth Proportional to 729,036.90, 1,093,555.35 and 255,551.40

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Solution

The fourth proportional to 729,036.90, 1,093,555.35 and 255,551.40 is: 383,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,036.90 : 1,093,555.35 = 255,551.40 : x
  2. Step 2: Convert to fraction form
    729,036.90/1,093,555.35 = 255,551.40/x
  3. Step 3: Cross multiply
    729,036.90x = 1,093,555.35 × 255,551.40
  4. Step 4: Simplify right side
    729,036.90x = 279,459,600,669.99
  5. Step 5: Solve for x
    x = 279,459,600,669.99/729,036.90
  6. Step 6: Final answer
    x = 383,327.10

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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.