Home / 783,559.76-1,175,487.16-558,361.52

Finding the Fourth Proportional to 783,559.76, 1,175,487.16 and 558,361.52

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Solution

The fourth proportional to 783,559.76, 1,175,487.16 and 558,361.52 is: 837,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,559.76 : 1,175,487.16 = 558,361.52 : x
  2. Step 2: Convert to fraction form
    783,559.76/1,175,487.16 = 558,361.52/x
  3. Step 3: Cross multiply
    783,559.76x = 1,175,487.16 × 558,361.52
  4. Step 4: Simplify right side
    783,559.76x = 656,346,797,398.08
  5. Step 5: Solve for x
    x = 656,346,797,398.08/783,559.76
  6. Step 6: Final answer
    x = 837,647.40

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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.