Home / 738,030.60-1,104,713.10-528,078.60

Finding the Fourth Proportional to 738,030.60, 1,104,713.10 and 528,078.60

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Solution

The fourth proportional to 738,030.60, 1,104,713.10 and 528,078.60 is: 790,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,030.60 : 1,104,713.10 = 528,078.60 : x
  2. Step 2: Convert to fraction form
    738,030.60/1,104,713.10 = 528,078.60/x
  3. Step 3: Cross multiply
    738,030.60x = 1,104,713.10 × 528,078.60
  4. Step 4: Simplify right side
    738,030.60x = 583,375,347,249.66
  5. Step 5: Solve for x
    x = 583,375,347,249.66/738,030.60
  6. Step 6: Final answer
    x = 790,448.73

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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.