Home / 713,002.78-1,068,784.50-446,950.11

Finding the Fourth Proportional to 713,002.78, 1,068,784.50 and 446,950.11

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Solution

The fourth proportional to 713,002.78, 1,068,784.50 and 446,950.11 is: 669,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,002.78 : 1,068,784.50 = 446,950.11 : x
  2. Step 2: Convert to fraction form
    713,002.78/1,068,784.50 = 446,950.11/x
  3. Step 3: Cross multiply
    713,002.78x = 1,068,784.50 × 446,950.11
  4. Step 4: Simplify right side
    713,002.78x = 477,693,355,525.30
  5. Step 5: Solve for x
    x = 477,693,355,525.30/713,002.78
  6. Step 6: Final answer
    x = 669,974.04

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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.