Home / 735,459.85-1,103,630.43-314,736.13

Finding the Fourth Proportional to 735,459.85, 1,103,630.43 and 314,736.13

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Solution

The fourth proportional to 735,459.85, 1,103,630.43 and 314,736.13 is: 472,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,459.85 : 1,103,630.43 = 314,736.13 : x
  2. Step 2: Convert to fraction form
    735,459.85/1,103,630.43 = 314,736.13/x
  3. Step 3: Cross multiply
    735,459.85x = 1,103,630.43 × 314,736.13
  4. Step 4: Simplify right side
    735,459.85x = 347,352,370,488.44
  5. Step 5: Solve for x
    x = 347,352,370,488.44/735,459.85
  6. Step 6: Final answer
    x = 472,292.77

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1.5x scale

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.