Home / 738,312.16-1,105,747.43-712,741.17

Finding the Fourth Proportional to 738,312.16, 1,105,747.43 and 712,741.17

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Solution

The fourth proportional to 738,312.16, 1,105,747.43 and 712,741.17 is: 1,067,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,312.16 : 1,105,747.43 = 712,741.17 : x
  2. Step 2: Convert to fraction form
    738,312.16/1,105,747.43 = 712,741.17/x
  3. Step 3: Cross multiply
    738,312.16x = 1,105,747.43 × 712,741.17
  4. Step 4: Simplify right side
    738,312.16x = 788,111,707,890.25
  5. Step 5: Solve for x
    x = 788,111,707,890.25/738,312.16
  6. Step 6: Final answer
    x = 1,067,450.54

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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.