Home / 1,179,904.53-1,769,851.72-326,973.72

Finding the Fourth Proportional to 1,179,904.53, 1,769,851.72 and 326,973.72

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Solution

The fourth proportional to 1,179,904.53, 1,769,851.72 and 326,973.72 is: 490,459.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,904.53 : 1,769,851.72 = 326,973.72 : x
  2. Step 2: Convert to fraction form
    1,179,904.53/1,769,851.72 = 326,973.72/x
  3. Step 3: Cross multiply
    1,179,904.53x = 1,769,851.72 × 326,973.72
  4. Step 4: Simplify right side
    1,179,904.53x = 578,695,000,736.80
  5. Step 5: Solve for x
    x = 578,695,000,736.80/1,179,904.53
  6. Step 6: Final answer
    x = 490,459.17

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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.