Home / 549,260.10-757,727.19-331,551.54

Finding the Fourth Proportional to 549,260.10, 757,727.19 and 331,551.54

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Solution

The fourth proportional to 549,260.10, 757,727.19 and 331,551.54 is: 457,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,260.10 : 757,727.19 = 331,551.54 : x
  2. Step 2: Convert to fraction form
    549,260.10/757,727.19 = 331,551.54/x
  3. Step 3: Cross multiply
    549,260.10x = 757,727.19 × 331,551.54
  4. Step 4: Simplify right side
    549,260.10x = 251,225,616,744.37
  5. Step 5: Solve for x
    x = 251,225,616,744.37/549,260.10
  6. Step 6: Final answer
    x = 457,389.16

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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.