Home / 540,739.43-746,225.28-299,038.26

Finding the Fourth Proportional to 540,739.43, 746,225.28 and 299,038.26

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Solution

The fourth proportional to 540,739.43, 746,225.28 and 299,038.26 is: 412,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,739.43 : 746,225.28 = 299,038.26 : x
  2. Step 2: Convert to fraction form
    540,739.43/746,225.28 = 299,038.26/x
  3. Step 3: Cross multiply
    540,739.43x = 746,225.28 × 299,038.26
  4. Step 4: Simplify right side
    540,739.43x = 223,149,907,804.02
  5. Step 5: Solve for x
    x = 223,149,907,804.02/540,739.43
  6. Step 6: Final answer
    x = 412,675.49

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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.