Home / 1,115,327.88-1,672,051.32-483,766.20

Finding the Fourth Proportional to 1,115,327.88, 1,672,051.32 and 483,766.20

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Solution

The fourth proportional to 1,115,327.88, 1,672,051.32 and 483,766.20 is: 725,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,327.88 : 1,672,051.32 = 483,766.20 : x
  2. Step 2: Convert to fraction form
    1,115,327.88/1,672,051.32 = 483,766.20/x
  3. Step 3: Cross multiply
    1,115,327.88x = 1,672,051.32 × 483,766.20
  4. Step 4: Simplify right side
    1,115,327.88x = 808,881,913,281.38
  5. Step 5: Solve for x
    x = 808,881,913,281.38/1,115,327.88
  6. Step 6: Final answer
    x = 725,241.36

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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.