Home / 534,310.98-736,589.35-330,246.57

Finding the Fourth Proportional to 534,310.98, 736,589.35 and 330,246.57

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Solution

The fourth proportional to 534,310.98, 736,589.35 and 330,246.57 is: 455,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,310.98 : 736,589.35 = 330,246.57 : x
  2. Step 2: Convert to fraction form
    534,310.98/736,589.35 = 330,246.57/x
  3. Step 3: Cross multiply
    534,310.98x = 736,589.35 × 330,246.57
  4. Step 4: Simplify right side
    534,310.98x = 243,256,103,510.10
  5. Step 5: Solve for x
    x = 243,256,103,510.10/534,310.98
  6. Step 6: Final answer
    x = 455,270.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.